All of these have which characteristic in common? A) They all transmit energy. B) They are all pressure waves. C) They all need a medium to be transmitted. D) They are all part of the electromagnetic spectrum.

What is an action that can cause motion

The field around a solenoid has a configuration similar to the field of a long, straight wire. True False I feel like this is false because I know it is similar to that of a bar magnet. Right?

Example of immunodeficiency disease is

A 1650 kg car accelerates at a rate of 4.0 m/s^2. How much force is the car's engine producing?

What does isotonic resistance training mean?

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?

A skydiver with a mass of 60 kg jumps from an airplane. Five seconds after jumping the force of air resistance is 300 N. What is the acceleration of the sky diver, five seconds after jumping?

How many basic wave forms are there? A.) 1 B.) 2 C.) 3 D.) 4