Forces
A force that requires to objects to touch.
Contact force
The number of laws Newton made.
3
The energy of movement.
kinetic energy
the back and forth motion of an object
vibration
Glass and plastic wrap are this.
transparent
Two objects rubbing together.
friction
Another name for Newton's "Law of Inertia".
first law of motion
Stored energy, energy that's there but not being used.
potential energy
how high or low a sound is
pitch
Lamp shades and wax paper are this.
When an object is moving, a force can make an object do three things.
speed up, slow down, change direction
An object moving in a straight line without changing speed or direction is moving in...
uniform motion
The ability to do work or cause a change.
energy
how loud or soft a sound is
volume
the bending of light rays
refraction
Electricity, magnetism, and gravity are examples of...
non-contact forces
A major part of Newton's second law is "same force, different mass" and...
"same mass, different force".
Name the type of energy that electricity is transformed into when you turn on a lamp with a light bulb.
light or heat
solids, liquids, gases
Your chromebook and desk are this.
opaque
the force of attraction between any two objects
gravity
A car went 186 miles in 3 hours. What was its speed.
62 m/h
Animals that make their own light are this.
bioluminescent
How are frequency and pitch related.
greater the frequency - higher the pitch
name 3 ranges that are on the electromagnetic spectrum
radio waves, microwaves, infrared, visible light, UV, x-ray, gamma rays