Was there just an earthquake in san francisco?

A 0.50 kilogram frog is at rest on the bank surrounding a pond of water. As the frog leaps from the bank, the magnitude of the acceleration of the frog is 3.0 meters per second^2.

A projectile is fired with an initial speed of 51.2 m/s at an angle of 44.5 degrees above the horizontal on a long flat firing range. Determine the following: a. The maximum height reached by the projectile. b. The total time in the air. c.

It takes much longer to bake a whole potato than potatoes that have been cut into pieces why?

Calculate the weight in newtons of a 2.4-kg melon. express your answer to two significant figures and include the appropriate units.

On September 15th what direction does the milky way follow?

The metric system and metric conversions are?

Ron bicycles forward with an acceleration of 2.1 m/s2. If he is applying a forward force of 195 N, what is his mass?

Diane swim 5 kilometers against the current in the same amout of time it took her to swim 15 kilometers with the current. The rate of the current was 2 kilometers per hour. How fast would diane swim if there were no current?

A man paddles a canoe in a long, straight section of a river. The canoe moves downstream with constant speed 5 m/s relative to the water. The river has a steady current of 1 m/s relative to the bank. The man's hat falls into the river.

In an atom, almost all of the mass is concentrated in a tiny nucleus because