A light wave travels at a speed of 3.0 * 108 meters/second. If the wavelength is 7.0 * 10-7 meters, what is the frequency of the wave?

Unlike gases, water exerts no pressure. If there's a structural problem on a submarine, the submarine is not likely to be crushed as it descends. True or False?

If 2 joules of work is done in raising an apple 8 meters, how much force was exerted?

You accidentally drop your ring into a graduated cylinder. the ring has a mass of 5 grams and the water level of the cylinder rises from 5mL to 7.5mL. what is the density of the ring?

E = 1 * 4 * (40 - 20)

Decide if each description below is an example of a change caused by energy. From the drop-down menu, choose "IS" if it is an example of a change in energy and "IS NOT" if it is not an example of a change in energy.

In most cases, a multicellular organism is not an exact copy of its parents because it

In the study that the FBI did on examining the physical characteristics of hair, what percentage of the "matches" were not really matches at all?

Evaporation only occurs at the surface of a liquid

Which of these substances has the highest pOH? 0.10 M HCl, pH = 1 0.001 M HNO3, pH = 3 0.01 M NaOH, pH = 12

A climber pulls herself 8 meters upwards with a force of 150 Newtons. If it takes her 16 seconds to cover the 8 meters, how much power is she using? A. 40 W B. 55 W C. 70 W D. 75 W