the study of matter and the changes it undergoes is a field of study known as: a. geology b....

The study of matter and the changes it undergoes is a field of study knownas:

A. geologyB. chemistryC. physicsD. biology

Anything and everything that has mass and occupies space is known as:

A. volumeB. a solidC. matterD. a mineral

Which one of the following substancesis an element?

A. piece of paperB. the ink on this pageC. oxygenD. sand

Which one of the following substancesis a pure substance?

A. ranch dressingB. table saltC. soda popD. tap water

A sample of matter that has a definite shape and definite volume is:

A. a solidB. a liquidC. a gasD. plasma

A sample of matter that has anindefinite shape and a definite volume is:

A. a solidB. a liquidC. a gasD. plasma

A sample of matter that has anindefinite shape and an indefinitevolume is:

A. a solidB. a liquidC. a gasD. plasma

When a gas sample is converted into a liquid, the process is known as:

A. freezingB. boilingC. meltingD. condensingE. evaporation

A. freezingB. boilingC. meltingD. condensingE. evaporation

When a solid sample is converted into a liquid, the process is known as:

When a solid sample is converted intoa gas, the process is known as:

A. sublimationB. boilingC. meltingD. condensingE. deposition

The temperature at which a solid isconverted into a liquid is called the:

A. boiling pointB. dew pointC. freezing pointD. melting pointE. condensation point

The temperature at which a gas isconverted into a liquid is called the:

A. boiling pointB. dew pointC. freezing pointD. melting pointE. condensation point

Which one of the following is a physical property of a liquid?

A. indefinite shapeB. particles are independent of each otherC. highly denseD. indefinite volume

Of the three primary states of matter, which one normally hasthe highest density?

A. solidB. liquidC. gasD. not enough information to answer

When white, crystalline sugar isheated, it decomposes into a colorlessliquid and a black solid. This suggeststhat sugar is:

A. an elementB. a mixtureC. a compoundD. not very dense

Which of the following is an exampleof a chemical change?

A. boiling waterB. frying chickenC. paint dryingD. cutting your hair

Which one of the following is a physical change?

A. burning woodB. dyeing fabricsC. erasing a mistakeD. charging a battery

Which of the following is a chemicalproperty?

A. densityB. reactivity to acidC. colorD. lengthE. luster

A sample of brass, a metal alloy, is classified as:

A. a pure substanceB. a compoundC. a homogeneous mixtureD. a heterogeneous mixture

When an electric current is passed through liquid water, gases begin toform and bubble through the liquid.Water must be:

A. a mixtureB. an insulatorC. an elementD. a compound

Which one of the following substancesis a heterogeneous mixture?

A. “smoggy” skyB. apple juiceC. mercuryD. a nickel