A 5.0 kg rock is dropped from the top of a building. The speed of the rock after it has fallen for 2.2 seconds is?

How does n relate to the number of electrons allowed per main energy level

Planet x has twice earth's mass and three times earth's radius

A soccer ball is kicked horizontally off a bridge with a heigh of 36m. The ball travels 25m horizontally before it hits the pavement below. What was the soccer ball's speed when it was first kicked?

Which of the rolling statement is not true about proper tire care? A. If you see a weaver bar across the width of the tread. B. properly inflated tired are critical to vehicle control and good gas mileage. C.

Why were the rings of Uranus not observed directly from telescopes on the ground on Earth? How were they discovered?

If you had a positive 8 score on the sit-an-reach test you

65 million years ago there was a mass extinction that is best known for killing the dinosaurs. There was also a large deposit of dust that contained substances only found in asteroids.

Near which location in New York State would a geologist have the greatest chance of finding dinosaur footprints in the surface bedrock?

E=mc^2 solve for c E/m m/E sqrt (E/m) sqrt (m/E) E - m sqrt (E-m)

For resonance to occur, the object must experience a frequency equal to its what? amplitude period wavelength natural frequency