How light used to study space

If fnet equals fg, what is the magnitude and direction of the acceleration of the object? Assume that the object is on Earth's surface.

Discuss whether the kinetic energy or the momentum of the ""bullet"" is more important in causing damage to the bulletproof vest.

Have properties that are in between metals and nonmetals. Alkali Metals Alkaline Earth Metals Halogens Metalloids

What information do rocks provide to geologists?

A 150 kg mass is on a cliff 50 m high. What is its potential energy? 9 How much work is done moving a 2.5 kg book to a shelf 3.0 m high? 10. A 150 pound man runs up a stairway 25 feet above ground level in 10 s. How much work did the man do?

What are two ways that convention currents in the ocean distribute the suns energy?

An astronaut on a strange planet has a mass of 80 kg and a weight of 240 n. what is the value of the acceleration due to gravity on this planet?

A 165g arrow is shot straight up into the air with a speed of 16m/s reaches a maximum height of 12.0612m. a. Find the initial kinetic energy. The acceleration of gravity is 9.8m/s^2. b. Find the potential energy at its highest position. c.

The amount of force needed to keep a 0.1kg basketball moving at a constant speed of 6 m/s on frictionless ice is ___ N

What three forms of kinetic energy can a polyatomic molecule have?