What is the maximum angle a pendulum can swing from in order to be considered simple harmonic motion?
15˚
100
On what two things does the period of a MASS SPRING system depend?
Mass and spring constant
100
The material through which a disturbance travels
What is medium
100
A wave of amplitude 0.30 m interferes with a second wave of amplitude 0.20 m. What is the largest displacement that may occur?
0.50 m
200
What causes an object to swing past equilibrium position?
Momentum
200
On what two things does the period of a pendulum depend?
Pendulum length and gravity
200
The value given to the greatest displacement from equilibrium is called
What is amplitude
200
A wave of amplitude 0.25 m interferes with a second wave of amplitude 0.10 m. What is the smallest displacement that may occur?
0.15 m
300
As the bob moves toward the equilibrium point of its swing, what happens to the velocity?
Increases!
300
Two mass spring systems move with simple harmonic motion.
System A: mass: 5 kg; spring constant: 150 N/m
System B: mass: 15 kg; spring constant: 150 N/m
Which has the shortest period?
System A
300
In a stretched spring, several coils are pinched together and others are spread farther apart than usual. What sort of wave is this?
Longitudinal
300
In standing waves, the points at which two waves have destructive interference.
What are nodes
400
Describe an everyday example of simple harmonic motion
Child on a swing
Clock pendulum
400
Your clock is running fast. How can you change the clock to correct it?
Lengthen the pendulum
400
Two factors that determine the speed of a wave
What are frequency and wavelength
400
A string is freely attached to a post at one end. Several pulses of amplitude 0.15 m are sent down the string.
A) What is the amplitude at a point on the string where the maximum displacement of two pulses cross?
B) What type of interference is this?
A) 0.30 m
B) Constructive
500
As a pendulum swings toward the equilibrium position, how does the amount of potential and kinetic energy change?
Potential: decreases
Kinetic: increases
500
If a clock keeps perfect time at the top of Mount Everest, will it keep perfect time on the beach? Explain.
No, because gravity is different
500
The type of wave that describes particles vibrating with simple harmonic motion
What is sine wave
500
A string is rigidly attached to a post at one end. Several pulses of amplitude 0.15 m are sent down the string.
A) What is the amplitude at a point on the string where the maximum displacement of two pulses cross?
B) What type of interference is this?