A
B
C
100
What did we make in our first lesson?
Thermometers
100
What kind of water is denser than room temperature water?
Cold water
100
How can we get water to freeze?
Freezer
200
What makes the red needle in a thermometer rise?
Heat
200
What kind of water is less dense than room temperature water?
Hot water
200
What happens to water when it freezes?
It expands
300
What makes the red needle in a thermometer go down?
Cold
300
What are some objects that float?
Basketball, wooden bead, wooden cork, ping pong ball, soccer ball, volleyball, etc.
300
Expanded frozen version of water
What is ice?
400
What do we use thermometers for?
Temperature outside, temperature of our bodies
400
What are some objects that sink?
Penny, rubber stopper, bowling ball, baseball, marble, etc.
400
Which weighs more one pound of feathers or one pound of bricks?
They are both one pound!
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