General
Forms
Sound Energy
Light Energy
Thermal Energy
100
What is kinetic energy?
Energy due to motion
100
Name two common forms of energy:
Light, Sound, Electricity
100
True or False? All sounds have common characteristics that can be measured and described.
True
100
True or False: Visible light is a large part of the electromagnetic spectrum
False
100
When any form of matter gets warmer, the kinetic energy of the atoms or molecules that make it up (increases or decreases?)
increases
200
What is potential energy?
It is energy that is not causing any changes now, but could cause changes in the future.
200
When a ball is rolling down a hill, what kind of energy does it have?
Kinetic
200
______________ is the distance between a point on one wave and a similar point on the next wave.
wavelength
200
_________________ waves have lower frequencies and lower energies.
Longer
200
How is thermal energy measured?
temperature
300
What is potential energy sometimes called?
Stored Energy
300
Before you drop a metal ball, what kind of energy does it have?
Potential
300
True or False: Sound cannot travel through solids
False
300
Where does light travel the fastest?
in a vacuum
300
____________ is the transfer of heat between objects that are in contact.
Conduction
400
What is energy?
The ability to do work or cause change
400
If something has more mass, it has more:
Kinetic energy
400
What happens when sound waves in air hit a surface such as a wall or cliff?
reflect or bounce back
400
True or False: Light travels in straight lines
True
400
What is the relationship between the temperature of an object and the motion of its particles?
The faster the particles move, the hotter
500
What happens to an object when it gains thermal energy?
It gets hotter
500
This is the total of all the kinetic and potential energy of the atoms in an object.
Thermal Energy
500
How do we measure sounds loudness?
In decibels
500
The frequencies that are not absorbed are reflected or allowed to pass through, resulting in:
the colors we see
500
____________ is the transfer of heat by electromagnetic waves.
Radiation
M
e
n
u