A man pushed the box with a force of 20 N. The mass of the box doubled, but he still pushed with a force of 20 N.
Which option describes how the acceleration of the box after the mass was doubled?
a) The acceleration is 2x the original acceleration
b) Acceleration is 4x the original acceleration
c) Acceleration is 1/2x the original acceleration
d) Acceleration is 1/4x the original acceleration
Answers: 2
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Which lists the pairs of plates in order from least to greatest in terms of the work done to move the electron?
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Emagnitude of the electrical force acting between a +2.4 × 10–8 c charge and a +1.8 × 10–6 c charge that are separated by 0.008 m is n, rounded to the tenths place.
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To fully describe the photoelectric effect, scientists must consider which of the following to be quantized? o a. both light and matter o b. matter only o c. light only o d. neither light nor matter
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