Vocab.
What is the ability to do work?
Energy
This type of energy makes a computer charge
electrical
Which spell in Harry Potter will create light energy.
Lumos!
What energy CHANGE takes place when someone plugs a radio into an electrical outlet?
Electrical energy changes into sound energy
Rubber, glass, plastic are examples of
insulators
objects colliding
collision
LED Lights
light energy
Both of these types of energy produce "waves" and are a part of our bodies' senses. Some examples are your tv, and your phone
Sound and light
In Newton's Cradle, the energy is _______ through the middle balls.
transferred
An electric field created by a battery's positively and negatively charged terminals attracts and repels charges, providing the push to keep them moving through a closed circuit.
energy source
Stored energy
potential energy
A fan blowing in a classroom
mechanical
Energy cannot be lost or destroyed, only transformed into a different form of energy. True or False
True
Show me kinetic energy.
If you stood up and moved around, you get points!
what is energy that travels as a wave?
radiation
continuous flow of electric charge
electric current
the energy that comes from a substance whose molecules are vibrating faster due to a rise in temperature.
heat or thermal energy
Heat travels from __________ to _________.
hot to cold
If a book was sitting on the desk, what type of energy does it have?
metals, such as copper, silver and gold are examples of
conductors
The energy of motion
Kinetic
Music playing in a classroom
Sound energy
What happens to the particles of matter as they are heated?
Gain kinetic energy and move faster
What are three ways heat can be transferred?
conduction, convection and radiation
Interaction between two objects that causes a change in the motion
a force