A perfect cube has a width of 2cm. What is the cubes volume

A beam of light is traveling from a region of a higher index of refraction to a region of a lower index of refraction. It strikes the boundary of the refracting surface at an angle greater than the critical angle. a.

What would happen if a proton were added to the nucleus of the atom? (Check all that apply) It would become a different atom. It would add to the mass by 1. Its charge would increase by 1 The charge would be reduced by 1.

When deforestation occurs in an area, what immediate effect does this have on the water cycle? A) More water is returned to the atmosphere. B) There is less runoff water, but more transpiration.

An average human weighs about 600 N. If two such generic humans each carried 1.5 coulomb of excess charge, one positive and one negative, how far apart would they have to be for the electric attraction between them to equal their 600 N weight?

Which of the following consists of several billion stars and interstellar matter? Galaxy Solar system Planets Nebula

A force acts on a 5kg object at rest. How fast will the object accelerate on a frictionless surface? A.) 4 m/s^2 B.) 15 m/s^2 C.) 25 m/s^2 D.) 100 m/s^2

Four wrestlers step on a scale for a tournament. Wrestler A weighs in at 170 pounds; wrestler B weighs in at 168 pounds; wrestler C weighs in at 171 pounds; and wrestler D weighs in at 169 pounds.

What is a change in velocity per time

Recall specific heat of water is 4186 j/kg/C. Find the specific heat of sample. Water. Sample Mass 109 192 Internal temperature. 21. 67 Final temperature. 30.1. 30.1

During which period did the first large herbivores and carnivores appear?