Unit 1
Acceleration = ?
(change in) v/t
Kinetic Energy = ?
(1/2)mv2
A material that allows electric charge to flow easily (ex. copper)
Conductor
The lowest point of a transverse wave
Trough
What object did Newton use in his experiments with light?
Prism
Speed in a given direction
Velocity
Stored energy that has the potential to do work on an object
Potential Energy
How many paths does a series circuit have for current to flow?
One
The bending/dispersion of waves around obstacles or through openings
Diffraction
A form of energy that travels as electromagnetic waves
Light
The quantity of motion of a moving body, measured as a product of its mass and velocity
Momentum
An object at rest will remain at rest unless acted on by an unbalanced force. An object in motion will continue with constant speed and directions unless acted on by an unbalanced force
Newton's first Law- The Law of Inertia
The law stating that voltage equals current x resistance (V=IR)
Ohm's Law
Decibel (dB)
What are complementary colors?
Any two colors that mix together to make white
What type of collision has the objects get tangled and coupled together?
Perfectly Inelastic
What is the formula for centripetal force?
Fc =(mv2)/r
What is the region around a magnet where magnetic forces can be detected?
Magnetic field
In regards to waves, what is interference?
Name the 3 subtractive primary colors
Cyan, Yellow, and Magenta
In a system, if the momentum is at 0 when the system is at least, after it is fired the net momentum is?
0
What are the 7 major forms of energy that can be used to move matter?
Mechanical, Electrical, Nuclear, Chemical, Light, Thermal, Sound
What is an electric motor?
A device that converts electrical energy into mechanical energy using electromagnets
The perceived change in frequency of a wave due to the motion/position of the source and observer
Doppler effect
What does a ray represent in regards to light?
The straight path the light takes