The acceleration of a ball as it rolls down a ramp is 4 m/s2 . The ball is referred to 2 s after it starts to roll.
The distance from the starting point is 16 m.
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Q41: What is the proper abbreviation for 'kilohertz?'
A)kh
B)khz
C)Khz
D)KHz
E)kHz
Q42: What is the proper abbreviation for 'seconds?'
A)sec
B)There
Q43: Fifteen microseconds is
A)0.0000015 s.
B)0.000015 s.
C)0.00015 s.
D)0.015 s.
E)15000000
Q44: A racecar driver steps on the gas,changing
Q46: When a body moves in circular motion
Q48: Twenty kilometers is
A)200,000 m.
B)20,000 m.
C)2,000 m.
D)200 m.
E)0.02
Q50: In expressions like Δv and Δt,Δ stands
Q52: Which metric prefix means one thousand?
A)milli-
B)centi-
C)one-
D)kilo-
E)mega-
Q56: The acceleration of a ball as it
Q60: The time for one complete cycle of
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