If the velocity of an object is zero, does it mean that the acceleration is zero? Support your answer with an example
A)
no, and an example would be an object starting from rest
B)
no, and an example would be an object coming to a stop
C)
yes, and an example would be an object sitting at rest
D)
yes, because of the way in which velocity is defined
E)
yes, because of the way in which acceleration is defined
A
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What error is made calculating the momentum of a particle moving at 0.80 c using classical mechanics rather than relativistic mechanics?
A. less than 1% B. the classical value is 67% too high C. the classical value is 67% too low D. the classical value is 40% too high E. the classical value is 40% too low
The greenhouse effect occurs because carbon dioxide is opaque to infrared radiation
a. True b. False Indicate whether the statement is true or false
Using a 1-mF capacitor, a 2-mF capacitor, and a 3-mF capacitor, which of the following capacitances cannot be made by a combination that uses all three? (Hint: At most only 2 combinations must be considered to determine the correct answer.)
a. 6/11 mF c. 11/3 mF b. 6 mF d. 7 mF
In the Bohr model of the atom, a photon may be _________ when an electron jumps from a large, high energy orbit to a smaller, low energy orbit
Fill in the blank(s) with correct word