2 What is the period of the minute hand on a clock?

• A 60 seconds

• B 1 hour

• C 12 hours

• D it depends on the time

1 What is the period of the second hand on a clock?

• A 60 seconds

• B 1 hour

• C 12 hours

• D it depends on the time

3 What is the period of the hour hand on a clock?

• A 60 seconds

• B 1 hour

• C 12 hours

• D it depends on the time

4 If it takes 50 seconds for an object to travel around

a circle 5 times, what is the period of its motion? (Round to 1 sig fig, no units)

5 If a runner can make a full trip around a small track

in 90 seconds, how much time would it take to

complete 6 loops of the track? (Round to 2 sig figs, no units)

6 If an object is traveling in circular motion and its

period is 3.0s, how many revolutions will it

complete in 1 minute? (Round to 1 sig fig, no units)

7 An object travels around a circle 50 times in ten

seconds, what is the frequency (in Hz) of its

motion? (Round to 1 sig fig, no units)

Tags

NGSS.HS-PS4-1

8 If a wheel spins with a frequency of 8 Hz, how much time will it take to spin around 16 times? (Round to 1 sig fig, no units)

9 If an object is traveling in circular motion with a frequency of 7.0 Hz, how many revolutions will it make in 20s? (Round to 2 sig figs, no units)

10 An object has a period of 4.0s. What is the frequency of its motion? (Round to 2 sig figs, no units)

Tags

NGSS.HS-PS4-1