1 Where heat energy comes from Flashcards
1
Q
What is to absorb?
A
To take in.
2
Q
What are ashes?
A
What is left after wood burns.
3
Q
What are cinders?
A
What is left after coal burns.
4
Q
What is a duct?
A
A tube or pipe for carrying air or liquid.
5
Q
What is dynamic electricity?
A
A moving stream of electric energy.
6
Q
What is energy?
A
Power or force.
7
Q
What is friction?
A
Rubbing two things together to make heat.
8
Q
What is fuel?
A
Something that can be burned to make a fire.
9
Q
What is a furnace?
A
A place to make and hold a fire.
10
Q
What is a liquid?
A
Something that can be poured; like water.
11
Q
What is natural?
A
Not made by man; God-given.
12
Q
What is oxygen?
A
A gas we cannot live without.
13
Q
What is to perspire?
A
To have water come out of the skin when a person gets hot.
14
Q
What is to produce?
A
To make.
15
Q
What is product?
A
Something that is made.
