Show:
Sound
Light
Movement
Work
Grab Bag
100
How high or low a sound is
What is pitch
100
A force of energy that can be seen
What is light energy
100
a push or a pull that causes an object to move, stop, or change direction
What is force
100
One of the six basic devices that makes work easier
What is a simple machine
200
A rapid back and forth movement
What is vibration
200
Light energy that bounces off a surface
What is reflection
200
The force that resists motion when two surfaces rub against each other
What is friction
200
A simple machine that is an inclined plane wrapped around a center post
What is a screw
200
Which would cause more friction when riding a bike, the grass or the sidewalk?
What is grass
300
A vibration that travels as a wave passing through air, liquid, or solids to cause a sound that can be heard
What is a sound wave
300
The bending of light rays as they pass from one substance to another
What is refraction
300
A simple machine made of a rope or chain and a wheel
What is a pulley
300
A simple machine made of an inclined plane that moves
What is a wedge
300
A wheelchair ramp is an example of _____
What is an inclined plane
400
A tuning fork causes a ______ to produce sound
What is a vibration
400
If you look in a water glass with a straw in it and the straw looks broken, this is caused by....
What is refraction
400
A simple machine made of a bar that turns around a fixed point
What is a lever
400
A simple machine made of a wheel that turns around a center rod
What is a wheel and axle
400
Energy that comes from the sun
What is solar energy
500
A student plays the cymbals in the band, which makes a sound due to this force
What is vibration
500
The beam from a flashlight bounces off a mirror and hits a wall. This is an example of ___
What is reflection
500
A simple machine made of a flat, slanted surface
What is an inclined plane
500
Name THREE simple machines
What is a lever, wheel & axle, screw, pulley, inclined plane, and wedge
500
Materials from earth that can be replaced in a short period of time
What is renewable resources