1. Energy of a moving object is ________.
kinetic energy
2. Energy that is stored for later is ____.
potential energy
What are the types of energy?
Thermal, electrical, sound, light, and chemical energy
The flow of thermal energy from a warmer object to a cooler object is called ____.
heat
What is Earth's main source of heat?
the sun
When two objects rub against each other, and try to stop each other's motion, it's called _______.
friction
What are some examples of friction?
rubbing hands together/bike breaks
What is a thermometer used for?
measuring temperature
At what temperature does water freeze?
32 degrees
At what temperature does water boil?
212 degrees
Does color affect heat?
Yes. Dark colors absorb heat.
A material that heat moves through easily is called a ____.
conductor
Metal pots, metal spoons, gold, water, and copper are all types of _________.
conductors
A material that heat does not move easily through is called an __________.
insulator
What are examples of insulators?
wooden spoon, fur, plastic, and rubber
Oil, coal, and gasoline are types of ______.
chemical energy
