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

The number of times a machine multiplies the effort force is the what of the machine

Length of two cylinders are measured to be L1 = 5.62 + / - 0.01cm and L2 = 4.34 + / - 0.02cm. calculate difference in error and error limit.

a police car drives with a constant speed of 24 miles per hour. how long will it take to travela distance of 72 miles

If k=20 N/m and F=100 N, find x. If x=0.03 m and k=300 N/m, find F.

How are electro magnets different from other magnets

Which of the following best illustrates chemical potential energy a dog Plane, gasoline gasoline, water moving down hill, a skydiver about to jump out of a plane

What are two ways to increase the acceleration of an object?

On the moon, all free-fall distance functions are of the form s (t) = 0.81t^2 where t is in seconds and s is in meters. An object is dropped from a height of 200 meters above the moon. After 9 sec, consider parts (a) through (d) below.

Why fan rotates in a clockwise direction and why not in a anti clockwise direction

If the force of gravity increases, which mearsurement will change and how? A.) weight decreases B.) mass increases C.) mass decreases D.) weight increases