Physics, 02.01.2020 22:31 live4dramaoy0yf9
How does using a ramp make work easier when loading a piano onto a truck three feet above the ground? a. it allows a larger force to be applied over a shorter distance. b. it allows a larger force to be applied over a longer distance. c. it allows a smaller force to be applied over a shorter distance. d. it allows a smaller force to be applied over a longer distance.
Answers: 1
Physics, 22.06.2019 04:50
The position of a crate sliding down a ramp is given by x=(0.05t^3) m, y=(1.7t^2) m, z=(6−0.85t^5/2) m, where t is in seconds. (a) determine the magnitude of the crate's velocity when t = 2 s. (b) determine the magnitude of the crate's acceleration when t = 2 s.
Answers: 2
Physics, 22.06.2019 08:00
Which notation is used to represent an alpha particle? a. b. c. d.
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Physics, 22.06.2019 21:50
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
Answers: 2
Physics, 23.06.2019 04:50
How does the motion of an airplane compare to the motion of a rocket ?
Answers: 1
How does using a ramp make work easier when loading a piano onto a truck three feet above the ground...
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