____instruments depend on vibrating lips and tongues and resonating air columns

-brass

When there is heavy rain these materials are carried down in streams of mudflow commonly called____

-lahar

Where does the red pigment of the blood come from?

-hemoglobin

Warm air expands and _____. Cool air ________

-rises, sinks

More than _____of the rainfall in the country is associated with typhoons

-50%

In neurons without fatty covering, the speed of the nerve impulse is only ____per second

-2 to 3

A nerve iimpulse travels at about how many meters per second in neurons with axons

-120

In ____, two different kinds of interacting organisms benefit from each other

-mutualism

Certain living and nonliving factors in the environment can stop a population from increasing its size

-limiting factors

These have the largest number of organisms or are the ___ in the community

-dominant population

A ___ is a group of organisms of the same kind that live together in the same area

-population

This type of climate is characterized by having a pronounced rainy season and no dry season

-second tpe

Newborn babies receive antibodies from the mother through the ___and mother’s milk

-placenta

___are magma that reaches the earth’s surfaced

-lava

The _____states that the universe had no beginning and would have no end

-steady state theory

A____is the distance traveled by light in one year

-light year

Earthquakes that occur as a result of the movements of crustal plate is called___

-tectonic earthquake

____an activity that uses all the muscles of the body

-exercise

Are the ones that recognize and destroy foreign substances like bacteria, viruses and dust

-antibodies

A state of mind where in months or years of memories suddenly vanish

-amnesia

One of the most common autoimmune disease is ___ which is charactherized by an inflammation of the synovium, a membrane that lines the joint

-rheumatoid arthritis

____is the mechanical energy of an object due to its position or condition

-potential energy

Is the total force moving in one direction

-unbalanced force

The Philippines has more than how many volcanoes?

-200

Immunity can either be ____ or ____

Natural/acquired

It occurs when you get a disease

-active natural immunity

It is found only in newborn babies

-passive natural immunity

Changes in forms of energy are called___

Energy conversions

This kind of person studies the structure, uses and diseases of the eye

-ophthalmologists

A message that travels through a nerve cell

-impulse

The average normal blood pressures are lower in children ____at age six than in young adults (120/80)

-96/60

What chemicals are used for killing unwanted organisms?

-pesticides

____in some places are produced by geothermal power plants

-electricity

___means finding alternative uses for the things we normally consider as waste

-reuse

Excessive tallness is also called___

-gigantism

Are large masses/bodies of air which hold the same amount of moisture or humidity

-air masses

Rene Laennec, a French doctor invented the first____

-stethoscope

Carries blood loaded with oxygen away from the heart

-artery

An alternative form of medication

-herbs or medicinal plants

How many times does the heartbeat pumps in one minute

-75

Another medicinal plant help to cure high blood pressure

-pansit-pansitan

Gentle slope built up by numerous basaltic lava flows

-basic shield volcano

It is produced by the larva of moth

-silk

Bodies of water have ___on the coastal areas in summer

-cooling effects

What side of the body controls by the left hemisphere

-right side

It is the center of the neuron

-cell body

___are found along the equator

-tropical rainforest

The ___ are warm air moving toward the poles

-prevailing westerlies

___refracte and separated into seven color spectrum

-white light

What is another way of using biomass for energy production

-ferment sugarcane for ethanol

The movement of nitrogen in the environment is called ___

-nitrogen cycle

What does the cerebellum controls

-physical coordination and balance

Space between neurons

-synapse

Which of the following is an example of mechanical energy?

-Potential energy

A combination of ceramic and metal form a composite called__

-cermet

What material is a raw material which in pure form is soft and weak

-metal

TFE means ___

Tetraflouroethylene

The core is believed to be ___ times hotter than at the surface

-25 000time

What is artificial or synthetic products

-these are products made from manufactured products instead of natural materials

The ___and the rains favor the growth of palms bananas and many fruit trees

-warmth

The term nerve refers to a bundle of neuron fibers (axon/dendrites) held together by ___

-connective tissue

Neurons are surrounded by cells called ___which support and supply them with nutrients

-glia

___are boundaries between two plates that move toward each other

-convergent boundaries

In this eruption, steam driven clouds of ash and arcs of lava shower the dome with molten drizzle

-Strombolian type

Some people are born with certain types of ___

Immunities

Roy J. Plunkett is a chemist who discovered ___

-Teflon

____started working on a new refrigerant that he hoped would be effective as Freon 114

-Plunkett, Roy J.

The ___vessel form a network of fluid-filled vessels or tubes that open into the blood stream

-lymphatic

The lymphatic system consists of the lymphatic vessels, the lymph nodes and the ___

Lymphocytes

Caused by movements of the earth’s crust

-tectonic earthquakes

Earthquakes occur at ___ sones

-subduction

What metals are mixed to form brass

-copper and zinc

An example of an irregular galaxies

-Magellanic clouds

Galaxies that are neither spiral nor elliptical

-irregular

From the asthenosphere rises through the crack and slowly creeps out on both sides of the crack

-magma

Only ___ of the earth’s mass consists of continental crust, which can be examined?

-1/40

___are the body’s hypersensitive response to substances that stimulate the immune reaction

-allergies

___is accompanied by many shocks that occur before or after the main shock

-violent earthquake

This happens when blood flowing through the arteries press against the artery walls

-hypertension or high blood pressure

The most common cause of heart disease

-cigarette smoking

Volcanic bombs weigh how many metric tons

-91 metric tons

____is the average weather condition of a place for a longer period of time

-climate

___are important tools in observing heavenly bodies

-telescopes

Largest number of organisms are the ____ in the community

-dominant populations

Your body changes the chemical energy in food into____ and heat as you walk jump or run

-kinetic

___immunity found in newborn babies

-Passive natural immunity

A disease or condition wherein a person lacks hemoglobin in the blood or mainly due to iron deficiency

-anemia

Populations in the community are divided into 3 groups which are___ ____ ___

-producer, consumers, decomposers

A medicinal plant help to cure superficial wound

-cat’s hair

Some ___ are used for body iimplants

-alloys

___means lightsphere, the brightest layer in the sun’s atmosphere

-photosphere

Where can we use alcogas?

-it can be used as fuel for motor vehicles

It is the gland that is located at the upper thorax behind the breastbone extends below the thyroid gland

-thymus gland

All matter is made of small particles called

-molecule

This disease is caused by the inability of the immune system to recognize its own tissue, causing the body to attack itself.

-autoimmune disease

What is the rate of changes of the velocity of an object

-acceleration

What is the tendency of an object to stay at rest or remain in motion

-inertia

Outermost layer of Earth that makes up the large land mass, consisting largely of granite rock

-continental crust

The circulation of a gas or fluid produced by rising warm mass and sinking cold mass

-convection current

Boundary where 2 plates meet and collide

-convergent zone

When you have a ____ the nearby blood vessels widen and blood rushes to the infected area

-wound

It is the circular pathway in which oxygen and carbon dioxide move through the environment

-oxygen-carbon dioxide cycle

Rare blood cell,considered as the fifth group of white blood cells that stains readily with a basic dye

-basophil

A lymphocyte that produces antibodies characterized by many fingerlike protrusions on its surface

-B-cell

The total mass or weight of living materials as a source of fuel or energy

-Biomass

What is the slope of the mountain facing the wind

-windward slope

Another effect of deforestation is the____

-loss of watersheds

Regions where trade winds blow have ___

Winds

-steady

The temperature at sea level and on mountainous places

-vary

This hormone is responsible for the tissue of the lymphatic system help the body fight against diseases and infections

-thymosin

Smallest blood vessels in the body which connect an artery to a vein

-capillaries

A rapid back and forth movement of an object

-vibration

____is a kind of relationship wherein an organism gets the benefit and the other is harmed

-parasitism

What unit expresses mass

-kilogram

What materials are good conductors of heat and electricity

-metal

Liquid part which makes up a little more than one half of the blood

-plasma

Consumers that eat plants only

-herbivores

A hormone produced by pineal gland that regulates body’s day and night cycle

-melatonin

The ___ branch out from the cell body

-dendrites

What do you call the darker part of the shadow?

-umbra

Are the largest known stars

-supergiants

What is the energy of an object to its position or condition

-potential energy

RBC are made in the____

Bone marrow

Thick walled blood vessels that carry blood away from the heart

-arteries

Metals are good conductors of heat and ____

-electricity

Consumers that only eat meat of other animals

-carnivores

___is the byproduct of photosynthesis

-oxygen

Atherosclerosis is a hardening of the arteries caused by the build -up of a fatty substance on their walls. Such build up is called ____

-plaque

The color of a star depends on its___

-chemical composition

When was the new red spot on Jupiter discovered

-February 27 2006

The wind amihan prevails from ____ and gives us the coldest temperatures of the year

-November to February

Ultrasound examination in the heart is called

-echocardiology

Method of food preservation where food is sterilized and then packed in sterilized containers

-aseptic packaging

Is a fame-like jet of hot gas rising from the sun’s surface

-prominence

___is the first probe to observe the sun from an orbit over its poles

-Ulysses

Seismologist from Yugoslavia that discovered Mohorovicic discontinuity in 1909

-Andrija Mohorovicic

It is a disorder form of hyperthyroidism

-Grave’s Disease

The energy source that can be utilized endlessly in an agricultural community

-biomass

The clotting of blood in a blood vessel of the brain which may cause a stroke or a sudden loss of consciousness followed by paralysis

-cerebral thrombosis

A healthy heart contracts about ___times a minute

-75 times

Hippocrates, a Greek physician is known as the ____

-Father of Modern Medicine

When the nerve impulse reaches the end of the axon, it triggers the knobs on them. The knobs release a chemical called a ___

-neurotransmitters

Dr. Rogacio is busy with her studies about the use of ___ in treating iron deficiency anemia among children

-iron fortified rice

It is the force tha was named afer French mathematician Gaspard G. Coriolis

-Coriolis force

Winds at the equator which are very calm are called

-doldrums

When you cut in half this object you will get an idea how the earth’s layer look like

-avocado

A radio ___ sends the signals to a computer which analyzes the waves and produce an image

-receiver

___are organism that live inside or outside the body of another organism that feed on it

-parasites

Small positive particles inside the nucleus are called ___

-Protons

Levi Celerio is a Filipino musician known for his unique ability to create music using ____

-leaves

Is a method of food preservation where radiation kills the bacteria in food

-Irradiation

The body of water South of the Philippines is the ___

-Celebes Sea

This type of climate is characterized by having 2 pronounced seasons-dry and wet

-first type

The US Mariner probes and the ___ began their explorations of the planet Venus in the early 1960s

-Soviet Venera probes

The Milky Way contains more than ___ stars

-10 billion

What is a turbine

-It is the blades of the machine

The cortex produced ____ that affect metabolism

-hormones

The first artificial satellite to orbit the earth

-Sputnik

Plants can use energy from the sun to make food in a process called

-photosynthesis

___ is used to transmit the sound waves and receives echoes

-transducer

______ forests are the richest habitats for both plants and animal life

- Tropical rain

True or false

The equal heating of the earth’s surface causes the winds or movements of air masses

- False

It means there is no disruption in an ecosystem’s natural cycles of nutrients from the non living environment to the living environment and back

- Ecological Balance

What materials should be properly used and properly stored

- Household materials

What food has bubbles and gives off bad odor?

- Spoiled food

Earthquakes can also cause ____. This happens when electric wires are destroyed and electric post are turned.

- FIRE

Dry cells and batteries contain substances that have ___ energy.

- Chemical

____ are forces in opposite direction and are equal in size

- Balanced forces

This nutrient is the main structural component of the tissues and organs of the body. It also contains amino acids

- Proteins

How many hectares of forests are destructed every year. ?

119000

Unfortunately, all over the world, many forests have been destroyed wildlife is fast disappearing, the hole in the _____ is getting bigger and the climate is getting warmer.

- Ozone layer

_____ are those activities in which the body continuously needs

- Aerobic exercises

Abnormal production of white blood cells in the bone marrow

- Leukemia

______ is used for washing the body, and cleaning wounds

- Soap

These are the first telescopes

- Light or optical telescopes

____ or hypotension, is a disease caused by poor diet or by some chronic disease

- Low blood pressure

Polluted ___ when inhaled can cause respiratory disease

- Air

Who discovered the new red spot of the Jupiter?

- Christopher Go

Earth is made up of four distinct layers. What layer is where living things can be found?

- Crust

It is an infectious disease caused by a virus, which destroys the motor neurons in the gray matter of the spinal cord or the brain

- Polio

____ is the measure of how far north or south from the equator and the place is.

- Latitude

_____ is the average weather condition in a place over a long period of time

- Climate

A ____ is one that rises from natural causes

- Natural calamity

Mt. Isarog in Camarines Sur has an area of about how many hectares?

- 10 000

It is the gland that is located at the neck

- Thyroid gland

An average children needs about ____ hours of sleep.

- 8 to 10 hours

When the nucleus splits, nuclear energy is released in the form of heat and light energy. The splitting process is called

- Nuclear fission

Medulla, pons and midbrain are parts of the _____

- Brain stem

Reason why a small car has a better mileage than a large car

- Because more gasoline will have to be burned in the engine of a large car to produce the additional force necessary to move it.

The nutrients from food undergo chemical changes, producing a high energy compound commonly called as

- ATP

What are the three laws that Newton developed?

1. State of motion test

2. constant motion

3. accelerated motion

What do you call a telescope that collects infrared rays from objects in space?

- Infrared Telescope

Is home to zebras and a few other foreign animal species?

- Caluit, Palawan

Energy- building foods, or ______, such as rice and other cereals, root crops, sugar, fats and oils.

- Carbohydrates

Your body becomes ____ when you eat a balanced diet

- Physically healthy

What professionals treat people with mental and emotional disorders?

- Psychiatrist

______ is a relationship wherein organisms of the same kind show division of labor in order to survive.

- Cooperation

It is made of three main layers of the cells: the rods, cones and optic nerves

- Retina

Keep the blood from flowing backwards

- Values

____ are those that blow from specific directions at specific times of the year

- Prevailing winds

A group of ants or bee

- Colony

What is the color of the star betelguese?

- Red

______ stars are about the size of the sun

- Medium sized

The relative brightness of stars if they were all placed at a standard distance of 32.8 light years from Earth is called

-absolute magnitude

What is the color of the star rigel?

-blue

Tectonic earthquakes often cause breaks or cracks called

- Faults

A hormone that induces a series of psychological changes in females especially in the reproductive or sexual organs is called

- Estrogen

It has several layers of defense. Its outer layers of dead, flattened cells provide a natural barrier to the entry of germs

- Skin

Components of radiant energy

- Heat and light energy

A ___ separates white light into a visible spectrum

- Spectroscope

An ___ is the immune system’s over reaction to an otherwise harmless substance

- Allergy

Many children who plays barefoot in dirty areas and do not wash their hands before eating become _____ with worms.

- Infected

The ____ form a network of fluid filled vessels or tube that opens into the bloodstream.

- Lymphatic vessels

Are tiny particles which moves around the nucleus.

- Electrons

A vitamin that helps promote healthy bones, teeth, eyes, and skin

- Vitamin A

The body of water west of the Philippines is the___

- South China Sea/West Philippine Sea

Known as cancer of the blood

- Leukemia

It collects blood as it enters the heart

- atrium

_____ A system that communicates with smooth muscles

- Autonomic nervous system

Many poor people build __ along creeks, in dumpsites or along railroads.

- Shanties

________ the organism causing strepthroat

- Streptococcus bacteria

___line the organs leading to the digestive and respiratory systems

- Mucus membranes

What is the world’s fastest high-speed railways?

- Japan’s Shinkansen

What is the meaning of atomos?

- Uncut or canot be divided

___ and ___ are two gases that are important to living things

- Oxygen, carbon dioxide

____ are composed of two different group of cells that secrete two different hormone of the pancreas.

- Islets of langerhans

An English scientist and mathematician who invented a telescope which used mirrors instead of lenses

- Sir Isaac Newton

This gland have two small organs each found on top of the kidney

- Adrenal gland

It is the most common and least dangerous among lymphatic diseases and usually starts in early adult life and may occur in both men and woman

- Hodgkin’s disease

It is the gland located in the upper thorax behind the breast bone and extends below the thyroid gland.

- Thymus glands

The sun has a diameter of ____

- 1,392,000

____ means to lessen the materials we use.

- Reduce

____ forests are mainly composed of deciduous trees.

- Deciduous forest

Stroke is also called _____

- Brain attack

Red blood cells are also known as __

- Erythrocytes

Is a message that travels through the nerve cells

- Impulse

It is the hardening of the arteries caused by build up of a fatty substance on their walls.

- Atherosclerosis

The lymphatic system consist of the

- Lympathic vessels- Lymph nodes- Lymphocytes

It is an important function of the ____ to return the plasma protein into the blood while it also removes bacteria and foreign particles from the tissues.

- Lymph

_____ changes caused by burning will release some poisonous gases that will pollute the air.

- Chemical

____ are considered the earth’s dangerous valve.

- Volcanoes

Mass of the earth’s is about ___ kilogram

- Gseptillion

The tendency of an object to resist any change in its state of motion is called _____

- Inertia

One of the additives used in processing meat is sugar. Why is sugar used as an additive?

- Sugar will add to the nutritive value of meat.

Gasoline and rocket fuel store

- Chemical energy

A group of living things in an area that interact with each other, together with their non living environment

- Ecosystem

____ are the non living things in an environment like soil, water, light, and temperature.

- Abiotic factors

____ refer to rare plants and animals.

- Wildlife

These are the butterfly- shaped glands located in the neck.

- Thyroid glands

In _____, the hemoglobin count is low. This may be caused by a diet that does not contain enough iron.

- Iron – deficiency anemia

This hormone regulate the amount of calcium in the blood.

- Calcitonin

The parathyroid glands secrete ___. It increases the amount of calcium in the blood.

- Parathormone

It is an organ found in the chest. It is found above and in front of the heart.

- Thymus gland

_____ instruments are usually solid vibrating objects

- Percussion

This continuous transfer of water throughout the system is called ____

- Water cycle

____ are the ones that recognize and destroy foreign substance like bacteria, viruses and dust.

- Antibodies

These are forces in opposite direction and equal in size.

- Balanced forces

___ is the ability to resist a particular disease or infection

- Immunity

____ prevents goiter and mental retardation

- Iodine

What are the winds that blow near the coast or mountains?

- Local winds

In the ___ in Antartica, the climate is very cold that is why it is always covered with ice and snow.

- South frigid zone

Different colors in the visible spectrum have different _____

- Wavelengths

Headlights and flashlights have what kind of mirror?

- Concave mirror

A prism separates white light into a _____

- Visible spectrum

Examples of a coinage gold is the ______

- Gold wins

The lymph nodes are enlarged areas of ____

- Lymph vessels

It is the hormone that helps the body fight infections.

- Cortisol

Inner part of the adrenal glands

- Adrenal medulla

A ___ is used to skip the narrowed artery

- Vein graft

Is based on the principle of sending a signal from a source, then timing how long it takes for the signal to return to the source after it has reflected off some object at a distance.

- Seismology

____ are living things such as plants and animals

- Biotic factors

What is the average weather condition in a place for a long time.

- Climate

Both underweight and overweight children do not eat the right kind and right amount of food. This condition is called ____

- Malnutrition-