Vocabulary
Solid/Liquid/Gas
Phase Changes
Chemical/Physical
Density Calculations
100
Anything that has mass and takes up space.
Matter
100
A substance that has a definite shape and volume.
Solid
100
The point at which a solid becomes a liquid.
Melting point


100
A property that can be seen/measured without changing the substance into something else.
Physical property
100
Mass: 24 g

Volume: 12 mL

2 g/mL
200
The amount of matter that makes up an object
Mass
200
A substance that has definite volume, but not a definite shape.
Liquid
200
The point at which a liquid becomes a solid.
Freezing point
200
Is the follow a physical or a chemical change?


chopping wood

Physical
200
Mass: 14g

Volume: 28 mL

.5 g/mL
300
The amount of space something takes up.
Volume
300
A substance that has no particular shape of volume.
Gas
300
The point at which a liquid becomes a gas.
Boiling point
300

Is the follow a physical or a chemical change?


a nail rusting

Chemical
300
Rounded to the nearest tenth.

Mass: 53g

Volume: 50 mL

1.06 g/mL, but to the nearest tenth --> 1.1 g/mL
400
An object's weight is a measure this on an object.
Gravity
400
The shape of a gas and/or liquid is defined by this.
The container it is in.
400
When a substance changes from a gas to a liquid.
Condensation
400

Is the follow a physical or a chemical change?


Chocolate melting

Physical
400
To the nearest hundredth.

Mass: 7 g

Volume: 8 mL

0.875 g/mL, but to the nearest hundredth --> 0.88 g/mL
500
The amount of matter in a given space.
Density
500
In which phase do the particles move the fastest.
Gas
500
How do the melting and freezing point of water compare?
The same (zero Celsius)
500

Is the follow a physical or a chemical change?


Burning wood

Chemical
500
Rounded to the nearest thousandth.

Mass: 8 g

Volume: 7 mL

1.142857143 --> 1.143 g/mL
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