Physics, 15.04.2021 02:00 blymouton13
A.149 kg baseball moving at 17.7 m/s is caught by a 57 kg catcher at rest on an ice skating rink,
wearing frictionless skates. With what speed does the catcher slide on the ice?
Do NOT put in units or it will be marked wrong! The answer's value only! Please round each
answer to 3 places.
Mava + MbVb = (Ma+b)(Va+b)
Answers: 3
Physics, 22.06.2019 02:30
Awave travels at a speed of 5.2 m/s. if the distance between crests is 0.40 m, what is the frequency of the wave? use f=v/wavelength a. 13 hz b. 2.1 hz c. 0.077 hz d. 5.6 hz
Answers: 1
Physics, 22.06.2019 11:30
A100-watt light bulb illuminates a solar cell. the electricity from the solar cell operates a water pump that delivers 1 watt of power. what is the efficiency of the system?
Answers: 2
Physics, 22.06.2019 16:30
A14 kg rock starting from rest free falls through a distance of 5.0 m with no air resistance. find the momentum change of the rock caused by its fall and the resulting change in the magnitude of earths velocity. earth mass is 6.0 * 10^24 kg. show your work assuming the rock earth system is closed.
Answers: 2
Physics, 22.06.2019 17:30
The items in the following list are all units of matter. which is the smallest unit that retains the properties of the matter? a.) atom b.) compound c.) electron d.) element
Answers: 1
A.149 kg baseball moving at 17.7 m/s is caught by a 57 kg catcher at rest on an ice skating rink,
w...
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