Physics, 02.09.2019 11:50, purplefish53

Which pair of features best characterizes a sound wave?

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Physics, 22.06.2019 16:30, xxaurorabluexx

An astronaut in space cannot use a scale or balance to weigh objects because there is no gravity. but she does have devices to measure distance and time accurately. she knows her own mass is 77.4 kg , but she is unsure of the mass of a large gas canister in the airless rocket. when this canister is approaching her at 3.50 m/s , she pushes against it, which slows it down to 1.30 m/s (but does not reverse it) and gives her a speed of 2.60 m/s . what is the mass of the canister?

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Physics, 22.06.2019 18:30, wapattersons

What would people living along the coast in south florida do if there was a hurricane warning? move to locations away from the water flock along coasts to watch the natural phenomenon buy instruments to predict the exact location of the hurricane measure water levels to know the exact time of the hurricane

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Physics, 22.06.2019 22:00, savannahworkman11

Acar is traveling 35 mph on a smooth surface . if a balanced force is applied to the car what happens?

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Physics, 23.06.2019 02:00, larreanathalie3523

How many excess electrons must be present on each sphere if the magnitude of the force of repulsion between them is 4.57×10−21 newtons?