Forms of Energy
Light Energy
Sound Energy
Thermal Energy
Vocabulary
100
This is energy that is stored in an object.
Potential Energy
100
Light energy is a form of energy you can _____.
see
100
All sounds are produced by _____ of matter.
Vibrations
100
What temperature does water freeze at in Fahrenheit?
32 degrees Fahrenheit
100
The bending of light.
Refraction
200
Give an example of Kinetic Energy
(an example in which an object is moving is correct)
200
Name the 3 light sources.
Fire, sun, light bulb
200
True or False: Sound waves can travel through empty space.
False
200
What are the two temperature scales?
Celsius & Fahrenheit
200
Energy of motion.
Kinetic Energy
300
This is energy in motion.
Kinetic Energy
300
What are the four ways light waves behave?
absorb, transmit, refract, reflect
300
What animal can hear sounds that are quieter and higher in pitch than humans?
Dog
300
Particles of hot cocoa are in rapid motion and have a lot of kinetic energy. Do they have a high or low temperature?
High temperature
300
The back and forth movement of matter.
Vibration
400
Give an example of potential energy.
(an example in which an object is still, yet due to the law of gravity will move is correct)
400
True or False: Light colored objects absorb more light than dark colored objects.
False
400
What affects the loudness of a sound?
Wave amplitude and how far the listener is from the source.
400
Convection usually occurs in _____
Fluids (liquids and gases)
400
A measure of the average kinetic energy of particles.
Temperature
500
Name all of the forms of energy for MRS. CHEN
Mechanical Radiant / Light Sound Chemical Heat / Thermal Electrical Nuclear
500
Name the 7 colors of the rainbow from shortest to longest wavelength
Violet, Indigo, Blue, Green, Yellow, Orange, Red
500
Which medium do sound waves travel fastest through?
Steel
500
The transfer of energy by waves is ____.
Radiation
500
Frequency is the number of troughs and _____ produced in a given amount of time.
Crests
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