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What is the SI unit of frequency?
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cps
?
seconds
-1
?
Hz
?
f
What is the SI unit of period?
?
s
?
f
?
Hz
?
cps
A looping video, with a time stamp, is shown below. What is the period of motion for the ball?
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1/2 s
?
1 s
?
2 s
?
4 s
Which vector could stand for the position vector?
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Vector A
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Vector B
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Vector C
?
Vector D
Which vector could stand for the centriptal acceleration vector?
?
Vector A
?
Vector B
?
Vector C
?
Vector D
Which vector could stand for the centriptal force vector?
?
Vector A
?
Vector B
?
Vector C
?
Vector D
at a ride in an amusement park, a small boy travel around in a circle with a period of motion of 10 seconds. What is his frequency?
?
10 seconds
?
?
Cannot be determined be cause we do not know how revolutions the boy experiences in this amount of time.
OK