A wire runs from the top of a pole that is h feet tall to the ground. The wire touches the ground a distance of d feet from the base of the pole. The wire makes an angle of theta with the top of the pole. Express h in terms of theta and d.

Mason lifts a box off the ground and places it in a car that is 0.50 meters high. If he applies a force of 80 newtons to lift this suitcase, what is the work done? A. B. O joules 4.0 joules C. 4.0 x 102 joules D. 4.0 * 102 joules

According to Einstein's theory of relativity, how can energy be created? 1. by creating matter 2. by transforming energy into other forms 3. by destroying matter

Two objects, one of mass m and the other of mass 2m, are dropped from the top of a building. when they hit the ground

Thermodynamics is the study of the relationship between thermal energy and mass. other forms of energy. types of engines. temperature.

A 10 kilogram mass lifted to a height of 2 meters. what is it's weight?

What is the mid-atlantic ridge? how many miles does it stretch?

A basketball player jumps straight up for a ball. To do this, he lowers his body 0.260 m and then accelerates through this distance by forcefully straightening his legs. This player leaves the floor with a vertical velocity sufficient to carry him 0.

Why does Mars have moons even when its mass is small?

During the forging process for a steel sword, the blacksmith places a hot iron blank into a cold bucket of water. Which of the following happens? A. The water molecules move faster. B. The steel molecules move faster. C.

If you are trying to balance a seesaw and you have a higher mass on the left, should the mass on the right be placed at a greater distance or lower distance to balance it? Why?