General Energy II
Waves II
Types of Energy II (Movie Themed)
Characteristics of Energy II
Sound II
100
Stored energy or energy that an object has due to its position is called
Potential energy
100
The most important characteristics of waves are
a) period, length and amplitude
b) period, length, and propagation velocity
c) amplitude, height, and length
d) pitch, amplitude, and frequency
a) period, length and amplitude
100
When Mike, Lucas, and Dustin (from Stranger Things) ride a bike and speed up, you are exerting _________ energy
Mechanical
100
When the total energy of a system does not change, this is called
conservation
100
The sensation we perceive when a sound wave (a type of longitudinal wave that propagates through the air) reaches our ears is called ____
sound
200
The energy any object has because of its motion is called ________
kinetic energy
200
Sea waves are an example of what type of wave?
a) longitudinal
b) electromagnetic
c) transverse
d) gravitational
c) Transverse
200
When Elastigirl/Mrs. Incredible turns on the vacuum cleaner, this uses which type of energy?
Electrical Energy
200
This characteristic of energy is demonstrated when energy passes from one body to another. Energy can be _____
transferred
200
Intensity is measured in
decibels (dB)
300
Through Heat (Q), energy is transferred from ________, balancing out the objects' temperatures.
a) the hotter object to the colder one
b) the colder object to the hotter one
a) the hotter object to the colder one
300
Do waves transport energy, matter, or both?
Energy
300
When Lucas Sinclair (from Stranger Things) stretches a slingshot, this exhibits _______ energy.
Elastic
300
This is an example of which characteristic of energy: a moving golf ball is stopped by friction
transformed
300
Noise pollution is excessive annoying noise caused by ________
a) chemical reactions
b) human activities
c) hearing loss
d) naturally loud noises
b) human activities
400
When one system applies a force on another, it is called _______.
Work
400
Length and amplitude are both measured in
a) seconds (s)
b) feet (ft)
c) inches (in)
d) meters (m)
d) meters
400
In photosynthesis, solar energy is transformed into ___________ energy because organisms can't use solar (light) energy directly for their metabolic needs.
chemical
400
If there are no dissipative forces, mechanical energy _________.
a) changes with movement
b) will be conserved
c) is no longer relevant
b) will be conserved
400
Echo and reverberation of sound waves are caused by the ___________ when they hit a surface.
a) amplitude of waves
b) dancing of waves
c) reflection of waves
c) reflection of waves
500
Kinetic energy _________ greatly with speed
a) decreases
b) increases
c) remains the same
b) increases
500
In this type of wave, what vibrates is matter itself
Mechanical wave
500
Spiderman has ___________ ____________ energy because he is climbing high off the ground.
gravitational potential
500
Energy systems are _______ if they can can exchange matter and energy with the environment
a) isolated
b) open
c) closed
d) none of the above
b) open
500
Noise levels above ________ can cause damage or pain for the human listener
a) 10 dB
b) 90 dB
c) 60 dB
d) 120 dB
d) 120 dB