Vocab
Moves heat energy from place to place by direct contact
Thermal Conductor
The ability to do work
Energy
What is the original source of energy for life on earth?
The Sun
True or False - Waves transmit energy.
True
You can feel the heat coming off a campfire. What type of energy transfer allows this to happen?
Thermal
When a wave bounces off an object
Reflection
Movement of electrical energy
Electrical Transfer
Which type of electromagnetic wave has the shortest wavelength?
Gamma
A circuit is used in what form of energy?
Electrical
Which best describes why dark pavement gets so warm in the sun?
Absorption -- or its absorbs energy
The measure of the length of a wave
Occurs when energy is taken up
Absorption
Which type of electromagnetic wave has the longest wavelength?
Radio
What is the name of the rays that cause a sunburn?
UV - or Ultraviolet
What is the best description of energy?
The ability to do work.
The transfer of energy through a liquid or gas
Convection
Transfer of energy through a solid
Conduction
Energy is lost in the form of ____?
Heat
How does visible light appear?
As color
What does thermal energy require in order to transfer energy?
Direct Contact
Moves electrical energy from place to place
Electrical Conductor
Occurs when a wave bends
Refraction
A football player tackling another player is an example of ______ energy.
Most metals are good conductors or insulators?
Conductors
Styrofoam is a good example of an insulator or conductor?
Insulator