Energy
Waves
Light and Sound
Stars and Galaxies
Forces and Motion
100
The ability to do work
What is energy?
100
A disturbance in matter that carries energy from one place to another.
What is mechanical waves?
100
Longitudinal wave-compression's and retractions that travel through a medium
What is sound waves?
100
Very bright stars larger than our sun.
What is super giants?
100
A push or pull acting on an object.
What is force?
200
A transfer of energy
What is work?
200
The material that waves travel through.
What is medium?
200
A unit that commpares the intensity of different sounds.
What is decibels?
200
The small, dense remains of a low- or medium-mass stars star.
What is white dwarf?
200
A force that opposes the motion of an objects that touch as they move past each other.
What is friction?
300
Stored energy of position or shape
What is potential energy?
300
The highest point of the transverse waves above it's rest position.
What is crest?
300
The frequency of a sound as you perceive it.
What is pitch?
300
A small fraction of all galaxies.
What is irregular galaxies?
300
Four types of friction.
What is sliding, static, rolling, fluid.
400
Potential energy that depends on height.
What is gravitational potential energy?
400
The lowest point below the rest position of a transverse wave.
What is trough?
400
A change in sound frequency of a sound caused by the motion of the sound source, motion of the listener or both
What is the Doppler effect
400
Spherical or oval, with no trace of spiral arms.
What is elliptical galaxies?
400
Fluid friction acting on an object moving through the air.
What is air resistance?
500
Energy stored in chemical bonds.
What is chemical energy?
500
A wave that travels along a surface separating two media.
What is surface waves?
500
A physical response to the intensity of a sound modified by physical factors.
What is loudness?
500
A bulge of stars at the center, with arms extending outward like a pinwheel.
What is spiral galaxies?
500
The constant velocity of a falling object when the force of air resistance equals the force of gravity.
What is terminal velocity?
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