vocabulary
heat transfer
In what direction does heat move?
From hot to cold.
white
What is an insulator?
A material that keeps heat from moving in or out.
True of False The warm air from the outside will move into a cooler full of ice.
True
What color is the warmest to wear in the winter?
black
What are the 3 states of matter?
Solid, liquid and gas.
What is a common property of good insulators?
Air pockets
How does the water cycle work?
words to use: rain, evaporation, cloud,
solid
How do birds stay warm in winter?
fluffing feathers to create air pockets
What happens to a puddle of water on a sunny day?
It evaporates
What state of matter can move to completely fill the space?
gas
What do bird feathers and snow have in common?
They make good insulators because they have air pockets.
the sun warms the snow and it melts