a 70 kg skydiver opens her parachute. The force due to air resistance is now 1200 N. what is the acceleration of the skydiver

Jeremiah is riding his bicycle to the east. It takes him 10 seconds to change his velocity from 10 m/s to 15 m/s. What is Jeremiah's acceleration? 5 m/s 5 m/s/s 0.5 m/s 0.5 m/s/s

Compare and contrast speed, velocity, and acceleration

How many octants are in the three-dimensional coordinate system?

How does the electrostatic force compare with the strong nuclear force in the nucleus of an atom? A) The electrostatic force acts over short distances and is weaker. B) The electrostatic force acts over long distances and is stronger.

What are some common properties of calcium, gold, iron, and sodium?

Based on how the book describes a heat pump in sec 16.3 how does a heat pump prove law of conservation of energy

When a gas in a container is squeezed to half its volume, its density?

A ballet student with her arms and a leg extended spins with an initial rotational speed of 0.90rev/s. As she draws her arms and leg in toward her body, her rotational inertia becomes 0.80 kg⋅m2 and her rotational velocity is 4.1rev/s.

The power rating of a vacuum cleaner is 0.8 kilowatts. If you use the vacuum cleaner for 2.5 hours, how much energy does it use?

Which has more gravitational potential energy - - a cliff diver at the top of the cliff or a cliff diver at the bottom of the cliff?