Motion
Formula for average speed
Distance/Time
Jim drops a basketball on the floor, and it bounces upwards. Which of Newton's Laws can be used to explain why this occurs?
Newton's third law
__________ waves have compressions and rarefactions
Longitudinal
Weakest wave on the Electromagnetic Spectrum
Radio
Describe three things that are needed to create an electromagnet
Wire, Nail, Battery
In the phrase, 14 miles north of the mall, what is the mall
Reference Point
What is the net force of 150 N and 150 N in opposite directions
0
highest point on a transverse wave
crest
Gamma Rays
Ends of a magnet that attract
opposite/north and south
An objects _____________ is the distance and direction from a reference point
Position
A net force of 0 indicates a _______________ force.
balanced
___________ is the number of waves that pass by in a set amount of time.
Frequency
For electromagnetic waves, this factor decides the energy a wave carries
Frequency
Converts electrical energy into mechanical energy
Electric motor
DAILY DOUBLE: Can be described as the speed and direction of a moving object
Velocity
Resistance to change best describes what term
inertia
unit for frequency
Hertz (Hz)
Amplitude
Converts mechanical energy into electrical energy
Generator
The speedometer on a car tells us ________________ speed
instantaneous
Newton's 2nd law explains the relationship between what three things
Acceleration, force, and mass
_______are waves in which the disturbance is perpendicular to the direction the wave travels
Transverse
These waves are used for getting rid of germs, treating skin conditions, and tanning
UV/Ultraviolet waves
_____ ___________ are materials such as iron and nickel that have an especially strong attraction to magnets.
Ferromagnetic Elements