If a machine loses kinetic energy, potential energy increases by the same amount:

True or False

Light behaves primarily as a wave when it

Why can we see the entire side of the moon during a full moon?

A pulley can be thought of as an inclined plane wrapped around a cylinder

What is one important role that ocean waters have in heating Earth? absorb and transport solar energy transport nutrients and waste create and emit solar energy wear away rock and soil

Which practice reduces the risk of a boating emergency?

A sound from a source has an intensity of 270 db when it is 1 m from the source. what is the intensity of the sound when it is 3 m from the source?

What experimental term is it when a ruler is dropped to the floor?

Where is most of the energy from incoming waves focused? A. spit B. headland C. underwater D. barrier beach

Exoplanets (planets outside our solar system) are an active area of modern research. Suppose you read an article stating that there is a newly discovered planetary system with three planets.

A car with a mass 1200 kg accelerates at 1.89 m/s2. What is the total force exerted by the car on the road (answer in N to two decimal places) ?