What is the mathematical formula for kinetic energy?
kinetic energy = 0.5 x mass x speed²
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15
What is vaporization? What are the types?
Vaporization is when a liquid turns into a gas. The two types are evaporation and boiling.
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15
What are the two types of solids?
Crystalline and amorphous
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15
Which type of solid has a definite melting temperature?
A crystalline solid
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15
What is a substance?
A single kind of matter that always has a specific makeup (Macro). Similar to a compund, but bigger
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eraser
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seesaw
Swap points!
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rocket
Go to first place!
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baam
Lose 25 points!
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thief
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25
star
Double points!
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rocket
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banana
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15
What are the characteristics of a gas?
Doesn't have a defnite shape or volume. Tries to fill any container it's in. Least dense. It's particles freely move.
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15
What is a homogenous mixture?
A mixture where you cannot see the different parts
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Where does evaporation happen?
On the surface of the liquid. Molecules slowly gain energy until they vaporize and become a gas one at a time.
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15
What is thermal energy?
The energy contained within a system that is responsible for its temperature. It comes from the movement of it's particles (faster movement = higher temperature
