3. Which of the following would serve as the best time standard? A. the rotation of Earth upon its axis the vibration of a Cs-133 atom В. the buzzing of a mosquito OD. a grandfather clock

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Chapter1: Units, Trigonometry. And Vectors
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3.
Which of the following would serve as the best time standard?
. the rotation of Earth upon its axis
O a. the vibration of a Cs-133 atom
the buzzing of a mosquito
D.
a grandfather clock
. The velocity and acceleration of an object
A must have opposite signs
must have the same sign
ccan have opposite signs
must both be zero simultaneously; one cannot be zero
and the other nonzero
B.
D.
5.
Suppose that two auantities. A and B have different
Transcribed Image Text:3. Which of the following would serve as the best time standard? . the rotation of Earth upon its axis O a. the vibration of a Cs-133 atom the buzzing of a mosquito D. a grandfather clock . The velocity and acceleration of an object A must have opposite signs must have the same sign ccan have opposite signs must both be zero simultaneously; one cannot be zero and the other nonzero B. D. 5. Suppose that two auantities. A and B have different
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