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Fondren Circular Motion Review

Total questions: 48

Worksheet time: 1hrs 3mins

Name
Class
Date
1.

Which of the following factors is the period of an oscillating spring dependent on? Select all that apply.

a)

gravity

b)

mass

c)

spring constant

d)

amplitude of the oscillation

e)

length of spring

2.

Which of the following factors is the period of a simple pendulum on? Select all that apply.

a)

gravity

b)

mass

c)

spring constant

d)

amplitude of the oscillation

e)

length of string

3.

Which of the following correctly describes the relationship between period and frequency?

a)

Period is twice frequency

b)

Frequency and period are the same

c)

Period is equal to 1/f

d)

Frequency is period multiplied by the number of oscillations.

4.

What is the unit of period?

(a)  

5.

What is the unit of frequency?

(a)  

6.

Which of the following is the correct equation for the period of a simple pendulum?

a)

T=2πkmT=2\pi\sqrt{\frac{k}{m}}

b)

T=2πmkT=2\pi\sqrt{\frac{m}{k}}

c)

T=2πglT=2\pi\sqrt{\frac{g}{l}}

d)

T=2πlgT=2\pi\sqrt{\frac{l}{g}}

7.

Simple Pendulum

As the mass attached to the pendulum increases, what happens to the period of the pendulum?

a)

It increases

b)

It decreases

c)

It stays the same

8.

Simple Pendulum

As the length of the pendulum increases, what happens to the period of the pendulum?

a)

It increases

b)

It decreases

c)

It stays the same

9.

Simple Pendulum

As the acceleration due to gravity increases, what happens to the period of the pendulum?

a)

It increases

b)

It decreases

c)

It stays the same

10.

Oscillating Spring

As the mass attached to the spring increases, what happens to the period of the spring?

a)

It increases

b)

It decreases

c)

It stays the same

11.

Oscillating Spring

As the spring constant (k) of the spring increases, what happens to the period of the spring?

a)

It increases

b)

It decreases

c)

It stays the same

12.

As the amplitude (size of oscillation) increases, what happens to the period of an object in simple harmonic motion?

a)

It increases

b)

It decreases

c)

It stays the same

13.

As period increases, frequency:

a)

decreases

b)

increases

c)

stays the same

14.

As frequency increases, period:

a)

decreases

b)

increases

c)

stays the same

15.
For a system in simple harmonic motion, which of the following is the time required to complete a cycle of motion?
a)
amplitude
b)
period
c)
frequency
16.

For a system in simple harmonic motion, which of the following is the number of cycles or oscillations per unit of time?

a)
amplitude
b)
period
c)
frequency
17.

A pendulum oscillates as shown. At which of the following positions is the kinetic energy equal to the total energy?

a)

A

b)

B

c)

C

d)

Not enough information given.

18.

A pendulum swings back and forth 10 times in 12.1 s. What is the period?

a)

12.1 s

b)

1..21 s

c)

0.121 s

d)

0.826 s

e)

8.26 s

19.

A pendulum swings back and forth 10 times in 12.1 s. What is the frequency?

a)

12.1 Hz

b)

1..21 Hz

c)

0.121 Hz

d)

0.826 Hz

e)

8.26 Hz

20.
The period of a pendulum may be decreased by
a)
Increasing the mass of the bob
b)
moving the equilibrium point
c)
decreasing the mass of the bob
d)
shortening the length of pendulum
21.
A pair of trapeze performers at the circus is swinging from ropes attached to a large elevated platform. Suppose that the performers can be treated as a simple pendulum with a length of 16 m. Determine the period for one complete back and forth cycle.
a)
2 sec
b)
12 sec
c)
8 sec
d)
10 sec
22.
A pendulum is 0.75 meters long and has a period of 4.17 seconds. The Pendulum is on an unknown planet.  What is the gravity of the Unknown Planet?
a)
9.8
b)
3.4
c)
1.7
d)
Greater than 9.8
23.
If the length of a simple pendulum is doubled, its period will: 
a)
halve 
b)
increase by a factor of sqrt(2) 
c)
decrease by a factor of sqrt(2)
d)
double 
24.
A mass-spring system can oscillate with simple harmonic motion because a compressed or stretched spring has which kind of energy?
a)
kinetic
b)
mechanical
c)
gravitational potential
d)
elastic potential
25.

The maximum velocity occurs where the ____.


a)

potential energy is a maximum


b)

kinetic energy is a minimum


c)

displacement from equilibrium is equal to

the amplitude of 0.4 𝑚

d)

displacement from equilibrium is equal to

zero

26.

Increasing which of the following will increase the frequency of a spring-mass oscillator? (SELECT ALL THAT APPLY.)

a)

Spring constant

b)

Mass

c)

Amplitude

d)

Gravitational field strength

e)

Period

27.

When is the pendulum at 0 velocity

a)

At its lowest point

b)

At its highest point

c)

It moves at a constant velocity

d)

It is at rest

28.
For a system in simple harmonic motion, which of the following is the time required to complete a cycle of motion?
a)
amplitude
b)
period
c)
frequency
d)
revolution
29.
For a system in simple harmonic motion, which of the following is the number of cycles or vibrations per unit of time?
a)
amplitude
b)
period
c)
frequency
d)
revolution
30.
What is the equation for frequency?
a)
f = t/n
b)
f = 1/T
c)
f = 2 T
31.

A pendulum swings back and forth 10 times in 12.1 s. What is the frequency?

a)

12.1 Hz

b)

1..21 Hz

c)

0.121 Hz

d)

0.826 Hz

e)

8.26 Hz

32.

Based on your findings, which equation could best describe the pendulum’s period?

a)

A

b)

B

c)

C

d)

D

33.
The period of a pendulum may be decreased by
a)
Increasing the mass of the bob
b)
moving the equilibrium point
c)
decreasing the mass of the bob
d)
shortening the length of pendulum
34.
A pair of trapeze performers at the circus is swinging from ropes attached to a large elevated platform. Suppose that the performers can be treated as a simple pendulum with a length of 16 m. Determine the period for one complete back and forth cycle.
a)
2 sec
b)
12 sec
c)
8 sec
d)
10 sec
35.
If the length of a simple pendulum is doubled, its period will: 
a)
halve 
b)
increase by a factor of sqrt(2) 
c)
decrease by a factor of sqrt(2)
d)
double 
36.

A pendulum oscillates as shown. At which of the following positions is the potential energy equal to the total energy?

a)

A

b)

B

c)

C

d)

Not enough information

37.

A pendulum oscillates as shown. At which of the following positions is the kinetic energy equal to the total energy?

a)

A

b)

B

c)

C

d)

Not enough information given.

38.

What shape is Earth's orbit?

a)

circle

b)

ellipse

c)

square

d)

spiral

39.

What is Kepler's 1st law?

a)

The planets orbit in an ellipse

b)

The plants move faster when they are closer to the sun and slower when they are further from the sun

c)

The farther a planet is from the sun the slower the orbit

(P2 = a3)

40.

What is Kepler's 2nd law?

a)

The planets orbit in an ellipse

b)

The plants move faster when they are closer to the sun and slower when they are further from the sun

c)

The farther a planet is from the sun the slower the orbit

(P2 = a3)

41.

What is Kepler's 3rd law?

a)

The planets orbit in an ellipse

b)

The plants move faster when they are closer to the sun and slower when they are further from the sun

c)

The farther a planet is from the sun the slower the orbit

(P2 = a3)

42.

The point in the earth's orbit where it is closest to the sun and moves the fastest.

a)

aphelion/apogee

b)

perihelion/perigee

43.

The point in the earth's orbit where it is farthest to the sun and moves the slowest.

a)

aphelion/apogee

b)

perihelion/perigee

44.

What planet is closest to the sun?

a)

Mars

b)

Earth

c)

Venus

d)

Mercury

45.

What are the four inner planets?

a)

Earth, Uranus, Mercury, Venus

b)

Mercury Venus Earth Saturn

c)

Mars, Earth , Mercury, Venus

d)

Mars, Earth, Neptune, Mercury

46.

Which planet is farthest from the sun?

a)

Neptune

b)

Jupiter

c)

Mercury

d)

Uranus

47.

Which planets are made of solid surfaces and rocky cores?

a)

terrestrial

b)

gas giants

c)

outer planets

48.

Which planets are mostly made of gases?

a)

terrestrial

b)

gas giants

c)

inner planets

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