A spacecraft that renters the earth's atmosphere drastically slows down. The amount of kinetic energy the spacecraft has as it reenters the earths atmosphere

A car traveling at a speed of 30.0 m/s encounters an emergency and comes to a complete stop. How much time will it take for the car to stop if it decelerates at - 4.0 m/s^2?

Why a magnet sitting next to a wire does not induce a current in the wire

If water were a nonpolar molecule how would its properties be different A. Water would be able to climb inside plants B. Water would stick together much more strongly. C. Water would no be able to form hydrogen bonds D.

Which two minerals are commercial sources of iron. explain why the answer is a?

What are limitations of the calculated and indirect volume measurement?

A heat engine has a thermal efficiency of 45%. how much power does the engine produce when heat is transferred into it at a rate of 109 kj/hr?

Dos pelotas de tenis se lanzan verticalmente, hacia arriba y desde el mismo punto, con 2 s de diferencia. La velocidad inicial de la primera es de 20 m/s, y la de la segunda, de 30 m/s.

What is the primary function of the small intestines

A nuclear power plant generates a total of 150mw of power and 45% of this power is wasted heat that is discharged on the cooling water of a river. the river flows at 660.43 gal/s and has an upstream temperature of 64.4 ⁰f.

The universe is believed to have been form from a very dense fireball billions of years ago.