e study of matter and the changes undergoes is a field of study kno : A. geology B. chemistry C. physics D. biology
Dec 25, 2015
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