Light waves A) do not require a medium. B) can not travel in a vacuum. C) are not electromagnetic radiation. D) do not travel in straight lines from the source.

True or false the number of times a machine multipies effort force is a mechanical atlantis

When using a microscope, what position should the stage be in when you first start focusing on your specimen?

Suppose a rectangular piece of aluminum has a length D, and its square cross section has the dimensions W XW, where D (W x W) to that between the large faces (D x L.) 2W.

A living thing that has a irregular shape is

How do I convert from mi/hr to m/s?

The force supplied by a spring depends on what?

What happens after the Gulf Stream travels north? It cools and flows away from the pole, causing cooler climates farther south. It circles the poles, becoming ice. It crashes with incoming warm water.

A crane lifts a 35,00-N steel grinder a distance of 25m in 45s. How much power did the crane require to life the grinder? Write your answer in Kilowatts.

An example of objects the move in revolution

How many hops does a kangoroo do in 1 day