Sound
Electrical
Chemical Energy and Heat
Motion
Vocabulary
100
This energy travels in___________.
What are waves
100
A light bulb produces light by _______________
What is converting electrical energy to light energy.
100
When you measure the beginning and ending temperatures of a mixture is ____________________
What is endothermic reaction
100
The total mechanical energy in an object is equal to ______________.
What is its potential energy plus its kinetic energy.
100
Energy cannot be created or destroyed but changes forms.
What is The Law of Conservation of Energy
200
Sound energy can travel through ________________-.
What are solids, liquids, and gases
200
A complete circuit must have _______________.
What is a conductor and an energy source.
200
The form of energy which is found in a battery is ___________.
What is chemical potential energy
200
What example can you give that both potential energy and kinetic energy both are present?
What is when the marble is in the middle of the ramp.
200
The height of a sound wave.
What is amplitude.
300
A vibrating tuning fork is placed against a ping-pong ball suspended from a string. Describe the energy transfer that occurs-
kinetic energy is transferred from the tuning fork to the ping-pong ball.
300
This reaction releases heat
What is an exothermic reaction
300
As a marble rolls down an inclined plane, its potential energy will ____________.
What is decreases
300
A unit for measuring the loudness of volume.
What is decibels
400
The loudness or softness of a sound.
What is volume
400
This is proof that a circuit has been completed ___________
What is a light bulb starts glowing.
400
This absorbs heat
What is endothermic reaction
400
The energy in an object has has because of its position or motion
What is mechanical energy
400
The lowness or highness of sound dependent on the frequency of sound waves.
What is pitch
500
the energy of vibrating molecules
What is sound energy
500
the energy transferred from one molecule to another because of a difference in kinetic energy between the two molecules.
What is heat energy
500
A back and forth motion.
What is vibration
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