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Lesson 2
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Lesson 4
Lesson 5
100
Anything that has mass and takes up space
matter
100
The amount of matter an object has is its ...
mass
100
A substance has a melting point of 104C. Its freezing point will be
104C
100
different materials are placed together but do NOT combine
mixture
100
change in some properties of matter without forming a different kind of matter
physical change
200
The smallest part of an element
atom
200
the amount of space an object takes up
volume
200
What is the range of temperature between the boiling points of -42C to 118C?
160C
200
when two substances are placed together and COMBINE
solution
200
one or more types of matter change into other types of matter with different properties
chemical change
300
The idea that everything is made of small particles is known as ...
atomic theory
300
measure of how fast particles are moving
temperature
300
Both of these states of matter have definite volumes.
Liquids and solids
300
how well something dissolves is its ....
solubility
300
What effects the rate of chemical change?
temperature
400
A type of matter made of two or more elements.
compound
400
when you describe how an objects feels you are describing its....
texture
400
Both of these states of matter have no definite shape.
Liquids and gases
400
A substance that is dissolved is called a ...
solute
400
You are boiling an egg. What kind of change is taking place?
physical and chemical
500
The smallest part of a compound that still has the properties of that compound
molecule
500
A heavy brick eight more than a fluffy cushion, but the cushion takes up more space. Which object has more matter?
The brick
500
How can you change the state of water to separate it from a mixture
boil the water
500
Three examples of physical change.
folding, tearing, and cutting