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- 1. Multiple Choice
What is matter?
Anything that is solid
Anything that takes up space
Anything that has a fixed volume
Anything that can be seen
- 2. Multiple Choice
In what way are liquids different from solids?
Liquid molecules are lighter than solid molecules
Liquids are made of atoms; solids are made of molecules
Liquids don't have a fixed shape; solids do
Liquids are always denser than solids
- 3. Multiple Choice
What happens to the chemical structure of water when it changes state?
Water molecules break apart to form individual atoms
Water molecules harden into ice molecules
Water molecules melt into gas molecules
Nothing happens to the chemical structure
- 4. Multiple Choice
What will happen if you keep increasing the temperature of a liquid?
It will boil & become a gas
It will transpire
It will remain a liquid
It will solidify
- 5. Multiple Choice
What do lightning & stars have in common?
Both have no electrical charge
Both contain plasma
Both have a fixed volume
Both contain all three states of matter
- 6. Multiple Choice
Water's chemical formula is "H20". What does this mean?
Water is composed of hydrogen molecules & oxygen molecules
A gram of water contains 20 hydrogen atoms
Each water molecule contains two hydrogen atoms & one oxygen atom
Water molecules cannot be split into smaller pieces
- 7. Multiple Choice
What is the basic shape of a liquid?
A sphere
The same shape as a gas, only rounder
A cube
Whatever shape its container is
- 8. Multiple Choice
How can you remove energy from matter?
By increasing its volume
By lowering its temperature
By increasing its pressure
By boiling it
- 9. Multiple Choice
Gases have a tendency to expand. What's the best synonym for "expand"?
Collide
Spread out
Shrink
Boil
- 10. Multiple Choice
Where would you find a Bose-Einstein condensate?
Inside stars
At the North Pole
In a science lab
Bose-Einstein condensates exist only in theory
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