m
Mechanical energy is potential energy and _______ energy together?
kinetic
Does electric energy travel in closed waves?
yes
What does light energy travel in?
electromagnet waves
Heat flows from a ____ object to a ____ object?
warm to cold
Sounds are made by things that move _______ back and forth?
quickly
Can men make mechanical energy?
yes
How does electricity get to your homes?
wires
What two things can light energy move through?
matter and space
Thermal energy is the sum of the moving _________?
particles
sound energy travels in _____?
waves
Can water be used to to make mechanical energy?
yes
What holds power lines?
transmission towers
Light is a type of _______ energy?
kinetic
The particles of hot objects have lots of ______?
matter
A sound wave is made when a _________ object pushes on the matter around it?
vibrating
Is a machine a example of mechanical energy?
yes
Where do electricity cables go?
in walls and floors and generators
Light can strike through a ______?
object
The object with more particles of matter has more _______ ______?
thermal energy
Sound waves move away from a _________ object in all directions?
vibrating
Is mechanical energy moving energy?
yes
True or false are there rechargeable batteries?
True
What 3 things can Light do to objects?
pass through,reflect,and absorb
_______ ______ moves from the hot pizza to the cool air and plate?
thermal energy
sound must have ______ to move through?
matter