Show:
How heat is produced
Keep it in..
Let is pass through
Make it!
100
By rubbing two objects together
What is FRICTION
100
A potholder is an example of a(n)
What is insulator?
100

Conductors allow heat to _____________

What is "pass through easily"

100
We make things hot by
What are friction, mixing chemicals, and electricity?
200

Main source of heat for Earth

What is THE SUN?

200

This keeps heat in when needed and lets it out when needed (like our homes in summer and winter)

What is INSULATOR?

200
Objects that allow thermal energy to move through easily
What are conductors?
200
Rubbing two sticks together to start a fire is an example of
What is friction?
300

How heat is created by a campfire

what is BURNING

300
A good example of an insulator is
What is wood, cloth, plastic?
300
Metals like iron and cooper are examples of good
What are conductors?
300
We use friction today to
What is make fire, stricking a match, keeping our hands warm...?
400
_________ is what people use when they use a hair dryer to dry their hair
What is ELECTRICITY?
400
Insulation slows the movement of
What is THE MOVEMENT OF HEAT?
400
Why are metal pans good for cooking?
What is because they allow the heat to move through them to the food; they are good conductors
400
This way to produce thermal starts with a fire
What is burning?