Physics, 29.01.2020 15:47 caggh345

What waves are used to penetrate solids and are used in doctor's offices and as airports?

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Physics, 22.06.2019 04:50, ineedhelpplz40

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Physics, 22.06.2019 06:00, quetzaliescalona

A1,700kg car is being used to give a 1,400kg car a push start by exerting a force of 140n the impulse on the smaller car during the 30.0s of contact is +670kg*m/s. what is the impulse of the smaller car on the larger car? -814 kg*m/s 0kg *m/s -670kg*m/s -550kg*m/s

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Physics, 22.06.2019 08:30, zoe2252

What object a collides with object b and bounces back its final momentum is?

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Physics, 22.06.2019 11:00, taylorwhitfield6

Aperson walks first at a constant speed of 4.89 m/s along a straight line from point a to point b and then back along the line from b to a at a constant speed of 2.95 m/s. what is the average speed over the entire trip?