Definition electromagnetic spectrum

The ideal mechanical advantage of an inclined plane is 3.5, and its efficiency is 0.6. What is the mechanical advantage of the inclined plane?

What are the characteristics of a young river?

What statement about the salinity of ocean water is true? A.) The salinity of seawater decrease as one moves from the surface to the depths of the ocean. B.) The salinity of surface ocean water does not change from latitude to latitude. C.

A manufacturer provides a warranty against failure of a carbon steel product within the first 30 days after sale. Out of 1000 sold, 10 were found to have failed by corrosion during the warranty period.

Match each word with its definition. scalar 1. distance plus direction speed 2. 30 m/s northwest, for example average speed 3. total distance divided by total time what an object going around a curve at a constant speed is undergoing acceleration 5.

The metric system and metric conversions are?

Ron bicycles forward with an acceleration of 2.1 m/s2. If he is applying a forward force of 195 N, what is his mass?

Diane swim 5 kilometers against the current in the same amout of time it took her to swim 15 kilometers with the current. The rate of the current was 2 kilometers per hour. How fast would diane swim if there were no current?

A man paddles a canoe in a long, straight section of a river. The canoe moves downstream with constant speed 5 m/s relative to the water. The river has a steady current of 1 m/s relative to the bank. The man's hat falls into the river.

In an atom, almost all of the mass is concentrated in a tiny nucleus because