The period of an ocean wave is 4 seconds. What is the waves frequency?

What are the units for work, power, force, and energy?

Ozone molecules protect earth from the harmful effects of the sun by

Why are fuels from crude oil so widely used for transportation

The energy of a photon that has a wavelength of 12.3 nm is

When a rifle fires, a sequence of events takes place. After the firing pin strikes the primer, what is the next event in the sequence? Expanding gas drives the bullet through the barrel. Gunpowder burns and converts to a gas. The trigger is pulled.

Television is becoming a more effective mass media outlet for advertising because so many more people own TV sets and have access to cable as well as satellite. A. True B. False

How to solve indices

The elements in group 17 of the periodic table are called halogens. all halogens have the same?

Baby Susie's pediatrician notices that one of her eyes rotates outward and that she does not appear to be using it for vision. What is her condition and what does the pediatrician recommend?

All the interconnected paths of energy flowing from species to species in an ecosystem is called a a. trophic level. b. food chain. c. detrital food web. d. food web.