If 30 n of force is exerted over an area of 20 m2, how much pressure is being applied?

a.1.5 pascals

b.50 pascalsc.

c.600 pascals

Abicycle slows down when the rider applies the brakes. what type of energy transformation is involved in this example? a. kinetic energy into heat energy b. heat energy into potential energy c. potential energy into kinetic energy d. kinetic energy into mechanical energy

While standing outdoors one evening, you are exposed to the following four types of electromagnetic radiation: yellow light from a sodium street lamp, radio waves from an am radio station, radio waves from an fm radio station, and microwaves from an antenna of a communications system. rank these type of waves in terms of increasing photon energy.

Suppose a comet has an orbital period of 309.1 years around the sun. what is it’s average distance from the sun?