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40 Cards in this Set

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  • Back
Plastics, medicines, and food products are some things made by __.
a. physical changes b. chemical changes c. evaporation
b. chemical changes
What chemical change will occur when a metal toy is left in the rain?
a. shrink b. rust
c. float d. fade
b. rust
When liquid turns into a gas, it __.
a. condenses b. melts
c. evaporates d. boils
c. evaporates
The states of matter are solid, liquid, and __.
a. ice b. bubbles
c. gas d. water
c. gas
When bread is made, the chemical change forms a gas that causes the batter to spread out (expand).
TRUE or FALSE
TRUE
Something that your senses tell you about an object is a __.
a. mass b. property
c. meter d. length
b. property
Which is NOT a chemical change?
a. melting ice b. burning wood c. exploding fireworks
a. melting ice
A ___ is a change that causes one kind of matter to become a different kind of matter.
chemical change
Materials that have gone through a chemical change can easily change back to the first kind of matter.
TRUE or FALSE
False. Materials that have gone through a chemical change usually cannot be changed back to their original form.
A firework explosion is a physical change.
TRUE or FALSE
FALSE. Firework explosions are chemical changes caused by heating the fireworks. One they have exploded they cannot return to their original state.
Rusting is a chemical change.
TRUE or FALSE
TRUE
A ___ is a change in the way matter looks, but the kind of matter remains the same.
Physical Change
Bread changes to different forms of matter in your body.
TRUE or FALSE
TRUE. After you eat bread, which is a solid, it breaks down into liquids and gases in your body.
An apple's skin helps protect it from chemical changes.
TRUE or FALSE
TRUE. The skin of the apple protects the meat of the apple from oxygen in the air.
Wood turning to ash in a fire is a physical change.
TRUE or FALSE
False. Wood turning to ash in a fire is a chemical change.
A ___ is two or more kinds of matter that are placed together but can be easily separated.
Mixture
Anything that takes up space and has weight is called __.
a. water b. air
c. solid d. matter
d. matter
Lakes, bikes, humans, and buildings are all made of __.
a. liquid b. solids
c. matter d. metal
c. matter
A ___ is something about an object that you can observe with one or more of your senses.
Property
___ is the measure of how much matter an object contains.
Mass
A chemical change turns one kind of matter into another kind of matter.
TRUE or FALSE
TRUE
___ is the state in which matter has a definite shape and volume.
Solid
Fur, bones, claws, and teeth are kinds of matter that make up __.
a. snakes b. bears
c. humans d. birds
b. bears
___ is anything that takes up space and has weight.
Matter
Which of these is NOT a KIND of matter?
a. cotton b. plastic
c. color d. metal
c. color
An ice pop that melts goes through a chemical change.
TRUE or FALSE
FALSE. When the ice pop melts it is a physical change. The juice can be refrozen into a popsicle again.
___ is the state in which matter has no definite shape or volume.
Gas
Colors, shapes, and sizes are all __.
a. tools b. chemicals
c. measurements d. properties
d. properties
___ is the amount of space an object takes up.
Volume
Liters, milliliters, pints, and gallons are used for measuring __.
a. length b. volume
c. color d. weight
b. volume
Length is a property that tells what an object __.
a. contains b. weighs
c. holds d. measures
d. measures
___ is the state in which matter has a definite volume but no shape of its own.
Liquid
The amount of matter an object contains is called its __.
a. volume b. matter
c. mass d. property
c. mass
___ ___ is water in a gas state.
Water Vapor
When matter changes from a gas state to a liquid state it ___.
Condenses
The amount of space an object takes up is called its __.
a. volume b. weight
c. shape d. mass
a. volume
Mass is usually measured in __.
a. feet b. meters
c. grams d. liters
c. grams
When matter changes from a liquid state to a gas state it ___.
Evaporates
___ are the three forms of matter: solid, liquid, gas.
States of Matter
Which is NOT a solid matter?
a. butter b. cheese
c. ice cream d. milk
d. milk