Upload
hubert-pierce
View
218
Download
0
Embed Size (px)
Citation preview
Ch. 2 Sec. 1-3 Matter and Energy Matter has mass and volume
Matter is made of atoms
Matter combines to form different
substances
Different States of Matter
100 100 100 100
200 200 200 200
300 300 300 300
400 400 400 400
500 500 500 500
True or false. When the state of matter change, it is considered to be
a chemical change.
False; only the arrangement of the
atoms changes.
Density describes the relationship between a substance’s
A.matter and massB.mass and volumeC.volume and are
D.temperature and mass
B. Mass and Volume
The only TRUE indication that a chemical change has taken
place is...
A new substance is being formed!
Name ONE of the FIVE indicators that a chemical change has taken place.
1. Color Change2. Formation of a gas3. Formation of a solid
4. Production of an odor
5. Temp. change
How do evaporation and boiling differ?
A.In evaporation, there’s a formation of gas.
B.In boiling there’s a formation of gas. C.In evaporation, a gas becomes a liquid
D.In boiling, a gas becomes a liquid.
B. In boiling, there’s a formation of gas
__________ is the measure of how much of a substance dissolves in a given
volume of a liquid.
Solubility
True or false. You should always use your five senses to help you identify
a substance.
FALSEEEEEE!! AHHH
Whether a substance is a solid, liquid, or gas depends on how close its atoms
are to one another and...
How free the atoms are to move
True or False. Particles in a liquid of any temperature will
move at the same rate.
FALSE. They will move faster at higher temperatures.