UCM: Review of Concepts (lesson questions)

What is the period of the second hand on a clock

• 60 Seconds

• 1 Hour

• 12 Hours

• It depends on the time

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

• 60 Seconds

• 1 Hour

• 12 Hours

• It depends on the time

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

• 60 Seonds

• 1 Hour

• 12 Hours

• It depends on the the time

If it takes 50 seconds for an object to travel around a circle 5 times, what is the period of its motion?

• 0.10 s

• 1.0 s

• 5.0 s

• 10 s

If a runner can make a full trip around a small track in 90 seconds, how much time would it take to complete 6 looks of the track?

• 6 s

• 15 s

• 540 s

• 900 s

If an object is traveling in circular motion and its period is 3.0 s, who many revolutions will it complete in 1 minute?

• 15

• 20

• 30

• 60

An object travels around a circle 50 times in 10 seconds, what is the frequency (in Hz) of its motion?

• 0.2 Hz

• 2.5 Hz

• 5 Hz

• 10 Hz

Tags

NGSS.HS-PS4-1

If a wheel spins with a frequency of 8 Hz, how much time will it take to spin around 16 times?

• 0.5 s

• 1 s

• 2 s

• 4 s

If an object is traveling in circular motion with a frequency of 7.0 Hz, how many revolutions will it make in 20s?

• 2.8

• 3.0

• 14

• 140

An object has a period of 4.0 s. What is the frequency of its motion?

• .25 Hz

• 2.0 Hz

• 4.0 Hz

• 5.0 Hz

Tags

NGSS.HS-PS4-1