mystery detectives
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Mystery Detectives. Physical Science **Click enter or push arrow button to go to the next slide**. Question 1- Which question below will result in an experiment that can be tested reliably?. * A. How does changing the height of a ramp affect the distance that a toy car travels?*. - PowerPoint PPT PresentationTRANSCRIPT
Mystery DetectivesMystery DetectivesPhysical Science
**Click enter or push arrow button to go to the next slide**
Physical Science**Click enter or push arrow button to go to the next slide**
Question 1- Which question below will result in an experiment that can be tested reliably?
Question 1- Which question below will result in an experiment that can be tested reliably?
*A. How does changing the height of a ramp affect the distance that a toy car travels?*
*A. How does changing the height of a ramp affect the distance that a toy car travels?*
*B. What is the freezing point of salt water? **B. What is the freezing point of salt water? *
*C. What is the mass of a beaker filled with 500 mL of water? *
*D. How fast can a hummingbird flap its wings? *
Question 1- Which question below will result in an experiment that can be tested reliably?
Question 1- Which question below will result in an experiment that can be tested reliably?
*A. How does changing the height of a ramp affect the distance that a toy car travels?*
*A. How does changing the height of a ramp affect the distance that a toy car travels?*
Question 2 – Water vapor changes into liquid water through the process of—
Question 2 – Water vapor changes into liquid water through the process of—
*A. evaporation **A. evaporation *
*B. condensation **B. condensation *
*C. precipitation *
*D. accumulation *
Question 2 – Water vapor changes into liquid water through the process of—
Question 2 – Water vapor changes into liquid water through the process of—
*B. condensation **B. condensation *
Question 3 – What part does the sun play in the water cycle?Question 3 – What part does the sun play in the water cycle?
*F. The sun causes ocean water to evaporate.**F. The sun causes ocean water to evaporate.*
*G. The sun causes ocean water to disappear.**G. The sun causes ocean water to disappear.*
*H. The sun causes ocean water to condense.*
*J. The sun causes ocean water to precipitate.*
Question 3 – What part does the sun play in the water cycle?Question 3 – What part does the sun play in the water cycle?
*F. The sun causes ocean water to evaporate.**F. The sun causes ocean water to evaporate.*
Question 4 – How can most matter be changed from one state to another?
Question 4 – How can most matter be changed from one state to another?
*D. By adding or removing heat**D. By adding or removing heat*
*B. By mixing it with other types of matter**B. By mixing it with other types of matter*
*A. By moving it to another container*
*C. By changing its mass*
Question 4 – How can most matter be changed from one state to another?
Question 4 – How can most matter be changed from one state to another?
*D. By adding or removing heat**D. By adding or removing heat*
Question 5 – What type of energy does the sun provide?Question 5 – What type of energy does the sun provide?
*H. Solar**H. Solar*
*J. Sound**J. Sound*
*G. Lunar*
*F. Electrical*
Question 5 – What type of energy does the sun provide?Question 5 – What type of energy does the sun provide?
*H. Solar**H. Solar*
Question 6 – What causes droplets of water to form on the outside of a glass containing water and ice?
Question 6 – What causes droplets of water to form on the outside of a glass containing water and ice?
*C. Water vapor in the air condenses when it cools.**C. Water vapor in the air condenses when it cools.*
*D. Water runs over the edge of the glass as the ice melts.**D. Water runs over the edge of the glass as the ice melts.*
*B. Water vapor in the glass evaporates as it cools.*
*A. The water seeps through the glass.*
Question 6 – What causes droplets of water to form on the outside of a glass containing water and ice?
Question 6 – What causes droplets of water to form on the outside of a glass containing water and ice?
*C. Water vapor in the air condenses when it cools.**C. Water vapor in the air condenses when it cools.*
Question 7 – Friction is produced by—Question 7 – Friction is produced by—
*G. lifting up a light object**G. lifting up a light object*
*F. pouring a thin liquid**F. pouring a thin liquid*
*H. weighing a heavy object*
*J. two surfaces rubbing together*
Question 7 – Friction is produced by—Question 7 – Friction is produced by—
*J. two surfaces rubbing together*
Question 8 – Which of the following forces pulls a person jumping rope back to the Earth’s surface?
Question 8 – Which of the following forces pulls a person jumping rope back to the Earth’s surface?
*F. Pressure**F. Pressure*
*J. Gravity**J. Gravity*
*G. Inertia*
*H. Friction*
Question 8 – Which of the following forces pulls a person jumping rope back to the Earth’s surface?
Question 8 – Which of the following forces pulls a person jumping rope back to the Earth’s surface?
*J. Gravity**J. Gravity*
Question 9 – The process where a solid changes to a liquid is called—
Question 9 – The process where a solid changes to a liquid is called—
*C. melting **C. melting *
*A. freezing **A. freezing *
*D. evaporating *
*B. condensing *
Question 9 – The process where a solid changes to a liquid is called—
Question 9 – The process where a solid changes to a liquid is called—
*C. melting **C. melting *
Question 10 – A student threw a ball into the air. It followed a curved path and soon fell to the ground because—
Question 10 – A student threw a ball into the air. It followed a curved path and soon fell to the ground because—
*B. friction from the air slowed the ball down **B. friction from the air slowed the ball down *
*A. gravity changed the ball’s direction as friction from the air slowed it down *
*A. gravity changed the ball’s direction as friction from the air slowed it down *
*C. the ball was not thrown very hard*
*D. the ball was not thrown straight up into the air*
Question 10 – A student threw a ball into the air. It followed a curved path and soon fell to the ground because—
Question 10 – A student threw a ball into the air. It followed a curved path and soon fell to the ground because—
*A. gravity changed the ball’s direction as friction from the air slowed it down *
*A. gravity changed the ball’s direction as friction from the air slowed it down *
Question 11 – What will happen to the amount of water in the beaker if the temperature of the water reaches 100°C?
Question 11 – What will happen to the amount of water in the beaker if the temperature of the water reaches 100°C?
*A. The amount of water in the beaker will decrease. **A. The amount of water in the beaker will decrease. *
*C. The amount of water in the beaker will stay the same. **C. The amount of water in the beaker will stay the same. *
*D. The amount of water in the beaker will not change. *
*B. The amount of water in the beaker will increase. *
Question 11 – What will happen to the amount of water in the beaker if the temperature of the water reaches 100°C?
Question 11 – What will happen to the amount of water in the beaker if the temperature of the water reaches 100°C?
*A. The amount of water in the beaker will decrease. **A. The amount of water in the beaker will decrease. *
Question 12 – Which of the following best explains what will happen if a teaspoon of salt and a teaspoon of sand is stirred into a beaker of hot water?
Question 12 – Which of the following best explains what will happen if a teaspoon of salt and a teaspoon of sand is stirred into a beaker of hot water?
*F. Some of the sand and the sugar will dissolve in the water.**F. Some of the sand and the sugar will dissolve in the water.*
*J. The salt will dissolve and the sand will sink to the bottom. *
*J. The salt will dissolve and the sand will sink to the bottom. *
*G. Both the sand and the sugar will completely dissolve in the water. *
*H. Neither the sugar nor the sand will dissolve in the water. *
Question 12 – Which of the following best explains what will happen if a teaspoon of salt and a teaspoon of sand is stirred into a beaker of hot water?
Question 12 – Which of the following best explains what will happen if a teaspoon of salt and a teaspoon of sand is stirred into a beaker of hot water?
*J. The salt will dissolve and the sand will sink to the bottom. *
*J. The salt will dissolve and the sand will sink to the bottom. *
Question 13 – A student has a mixture of sand and water in a jar. Which of the following tools would be used to separate the soil from the water?
Question 13 – A student has a mixture of sand and water in a jar. Which of the following tools would be used to separate the soil from the water?
*A. A filter or a sieve**A. A filter or a sieve*
*B. A measuring cup**B. A measuring cup*
*C. A triple beam balance *
*D. A hand lens *
Question 13 – A student has a mixture of sand and water in a jar. Which of the following tools would be used to separate the soil from the water?
Question 13 – A student has a mixture of sand and water in a jar. Which of the following tools would be used to separate the soil from the water?
*A. A filter or a sieve**A. A filter or a sieve*
Question 14 – Which of the following is caused by removing heat?
Question 14 – Which of the following is caused by removing heat?
*B. A liquid changes to a gas. **B. A liquid changes to a gas. *
*A. A solid changes to a gas. **A. A solid changes to a gas. *
*D. A solid changes to a liquid. *
*C. A liquid changes to a solid. *
Question 14 – Which of the following is caused by removing heat?
Question 14 – Which of the following is caused by removing heat?
*C. A liquid changes to a solid. *
Question 15 – A student hears the sound of a bell that means to change classes. Which of the following carries the sound of the bell to the student?
Question 15 – A student hears the sound of a bell that means to change classes. Which of the following carries the sound of the bell to the student?
*F. Electrical currents **F. Electrical currents *
*G. Vibrating air **G. Vibrating air *
*J. Magnetic signals *
*H. Radio waves *
Question 15 – A student hears the sound of a bell that means to change classes. Which of the following carries the sound of the bell to the student?
Question 15 – A student hears the sound of a bell that means to change classes. Which of the following carries the sound of the bell to the student?
*G. Vibrating air **G. Vibrating air *
Question 16 – Which object below will complete the circuit when placed where the X is?
Question 16 – Which object below will complete the circuit when placed where the X is?
*B. A plastic bottle **B. A plastic bottle *
*A. A metal paper clip **A. A metal paper clip *
*C. A rubber band *
*D. A wooden stick *
Question 16 – Which object below will complete the circuit when placed where the X is?
Question 16 – Which object below will complete the circuit when placed where the X is?
*A. A metal paper clip **A. A metal paper clip *
Question 17 – All of the following are good insulators EXCEPT—
Question 17 – All of the following are good insulators EXCEPT—
*G. a paper clip **G. a paper clip *
*F. a rubber eraser **F. a rubber eraser *
*H. a piece of paper *
*J. a plastic comb *
Question 17 – All of the following are good insulators EXCEPT—
Question 17 – All of the following are good insulators EXCEPT—
*G. a paper clip **G. a paper clip *
Question 18 – Which of the following would BEST reflect light?
Question 18 – Which of the following would BEST reflect light?
*J. Craft paper **J. Craft paper *
*G. Aluminum foil **G. Aluminum foil *
*F. Waxed paper *
*H. Plastic wrap *
Question 18 – Which of the following would BEST reflect light?
Question 18 – Which of the following would BEST reflect light?
*G. Aluminum foil **G. Aluminum foil *
Question 19 – In which of the following examples is water vapor condensing?
Question 19 – In which of the following examples is water vapor condensing?
*J. Water drops forming on a leaf on a cool night **J. Water drops forming on a leaf on a cool night *
*F. Water leaking from a faucet **F. Water leaking from a faucet *
*G. Water in a freezer changing to ice *
*H. A puddle of water evaporating on a very hot day *
Question 19 – In which of the following examples is water vapor condensing?
Question 19 – In which of the following examples is water vapor condensing?
*J. Water drops forming on a leaf on a cool night **J. Water drops forming on a leaf on a cool night *
Question 20 – The force of gravity between two objects is greater when—
Question 20 – The force of gravity between two objects is greater when—
*F. the distance between the two objects is greater **F. the distance between the two objects is greater *
*G. the distance between the two objects is less **G. the distance between the two objects is less *
*J. the masses of the two objects are equal *
*H. the friction between the two objects is greater *
Question 20 – The force of gravity between two objects is greater when—
Question 20 – The force of gravity between two objects is greater when—
*G. the distance between the two objects is less **G. the distance between the two objects is less *
Question 21– Ice changes to a liquid because it has reached its—Question 21– Ice changes to a liquid because it has reached its—
*B. melting point **B. melting point *
*A. boiling point **A. boiling point *
*D. condensation point*
*C. freezing point*
Question 21– Ice changes to a liquid because it has reached its—Question 21– Ice changes to a liquid because it has reached its—
*B. melting point **B. melting point *
Question 22 – When 5 g of sugar is mixed with 250 g of warm water, what will probably happen to the sugar?
Question 22 – When 5 g of sugar is mixed with 250 g of warm water, what will probably happen to the sugar?
*D. The sugar will dissolve into the water. **D. The sugar will dissolve into the water. *
*A. The sugar will sink to the bottom of the glass. **A. The sugar will sink to the bottom of the glass. *
*C. The sugar and the water will separate into layers. *
*B. The sugar will float on top of the water. *
Question 22 – When 5 g of sugar is mixed with 250 g of warm water, what will probably happen to the sugar?
Question 22 – When 5 g of sugar is mixed with 250 g of warm water, what will probably happen to the sugar?
*D. The sugar will dissolve into the water. **D. The sugar will dissolve into the water. *
Question 23 – Steel cans are separated from aluminum cans at a recycling center. Which of the following is the BEST way to separate the steel from the aluminum?
Question 23 – Steel cans are separated from aluminum cans at a recycling center. Which of the following is the BEST way to separate the steel from the aluminum?
*G. Use an electromagnet to remove the steel cans. **G. Use an electromagnet to remove the steel cans. *
*H. Put all the cans in water. **H. Put all the cans in water. *
*J. Melt the cans and pour off the steel. *
*F. Sort the cans by size. *
Question 23 – Steel cans are separated from aluminum cans at a recycling center. Which of the following is the BEST way to separate the steel from the aluminum?
Question 23 – Steel cans are separated from aluminum cans at a recycling center. Which of the following is the BEST way to separate the steel from the aluminum?
*G. Use an electromagnet to remove the steel cans. **G. Use an electromagnet to remove the steel cans. *
Question 24 – When water is frozen, it becomes a solid called ice. When water is boiled it becomes a gas called—
Question 24 – When water is frozen, it becomes a solid called ice. When water is boiled it becomes a gas called—
*A. water drops **A. water drops *
*C. water vapor **C. water vapor *
*B. a liquid *
*D. a gassy state *
Question 24 – When water is frozen, it becomes a solid called ice. When water is boiled it becomes a gas called—
Question 24 – When water is frozen, it becomes a solid called ice. When water is boiled it becomes a gas called—
*C. water vapor **C. water vapor *
Question 25 – The two students pictured below can hear each other because the string—
Question 25 – The two students pictured below can hear each other because the string—
*H. vibrates**H. vibrates*
*F. stretches**F. stretches*
*J. is long*
*G. is strong*
Question 25 – The two students pictured below can hear each other because the string—
Question 25 – The two students pictured below can hear each other because the string—
*H. vibrates**H. vibrates*
Question 26 – The circuit pictured below is not complete. In order for the bulb to light, a wire must be connected from —
Question 26 – The circuit pictured below is not complete. In order for the bulb to light, a wire must be connected from —
*G. Point A to Point C**G. Point A to Point C*
*F. Point D to Point A**F. Point D to Point A*
*J. Point C to Point D *
*H. Point B to Point C*
Question 26 – The circuit pictured below is not complete. In order for the bulb to light, a wire must be connected from —
Question 26 – The circuit pictured below is not complete. In order for the bulb to light, a wire must be connected from —
*F. Point D to Point A**F. Point D to Point A*
Question 27 – The flower’s stem appears larger underwater because the water—
Question 27 – The flower’s stem appears larger underwater because the water—
*C. refracts light **C. refracts light *
*A. transmits light **A. transmits light *
*B. absorbs light *
*D. reflects light *
Question 27 – The flower’s stem appears larger underwater because the water—
Question 27 – The flower’s stem appears larger underwater because the water—
*C. refracts light **C. refracts light *
Question 28 – Which tool listed below could be used to measure exactly 40 mL of water?
Question 28 – Which tool listed below could be used to measure exactly 40 mL of water?
*J. A beaker **J. A beaker *
*F. A triple beam balance **F. A triple beam balance *
*G. A metric ruler *
*H. A thermometer *
Question 28 – Which tool listed below could be used to measure exactly 40 mL of water?
Question 28 – Which tool listed below could be used to measure exactly 40 mL of water?
*J. A beaker **J. A beaker *
Question 29 – Water droplets forming on the outside of a cold glass is an example of —
Question 29 – Water droplets forming on the outside of a cold glass is an example of —
*F. evaporation**F. evaporation*
*H. condensation**H. condensation*
*G. precipitation*
*J. perspiration*
Question 29 – Water droplets forming on the outside of a cold glass is an example of —
Question 29 – Water droplets forming on the outside of a cold glass is an example of —
*H. condensation**H. condensation*
Question 30 - Which of these would best model how the sun’s energy warms the Earth?
Question 30 - Which of these would best model how the sun’s energy warms the Earth?
*A. a heat lamp keeping food warm**A. a heat lamp keeping food warm*
*B. a pot of water boiling on the stove**B. a pot of water boiling on the stove*
*C. an oven baking bread*
*D. a spoon getting hot when stirring soup*
Question 30 - Which of these would best model how the sun’s energy warms the Earth?
Question 30 - Which of these would best model how the sun’s energy warms the Earth?
*A. a heat lamp keeping food warm**A. a heat lamp keeping food warm*