The ability to do work or cause change
What is energy?
Musical instruments produce this energy
What is sound?
Name the 2 types of energy from a radio alarm clock
What is electrical and sound energy?
The top of a wave
What is the crest?
Complete the sentence:
Light travels outward in all___________.
What is directions?
The main source of energy for Earth
What is the sun?
______ energy is used every time you move or lift something.
What is mechanical?
When the light switch in a room is turned on, it goes from electrical energy to this energy.
What is light
The bottom of the wave
What is a trough?
Light is made up of this
What are colors
Complete the sentence:
Energy can be_____
What is stored?
_____ is the transfer of energy from a warmer object to a colder object.
What is heat?
Your body stores potential energy from food as this
What is chemical energy?
The distance between two crests or troughs
What is the wavelength?
When light bounces off a flat, smooth surface it is______
What is reflection
Complete the sentence:
Energy can travel in________.
What is waves?
Stored energy
What is potential?
When a moving object strikes another object, some _____ energy passes to that object.
What is kinetic
The middle of waves
What is midpoint?
Light ______when it passes through different materials at different speeds.
What is refracts?
Stored energy in the form of gasoline is _______energy.
What is chemical?
Energy of motion
What is Kinetic?
The potential energy in your body changes to this when you move
What is kinetic energy?
Waves with greater distance from the midpoint to the crest or trough have more______
What is energy?
Black ________ all colors
White ________ all colors
What is absorbs and reflects?