What device changes kinetic energy into electrical energy?

A 0.15-kg ball is thrown into the air and rises to a height of 20.0 m. How much kinetic energy did the ball initially have?

Your spaceship crash-lands on Neptune. On Neptune, there are three different species of beast, each of which, remarkably, resembles a delicious, wholesome dessert back here on Earth.

A flashlight beam makes an angle of 60 degrees with the surface of the water before it enters the water. in the water what angle does the beam make with the surface? (nwater = 1.33) a. 22o b. 0o c. 30o d. 60o e. 68o

A cheetah can accelerate from rest to a speed of 21.0 m/s in 6.25 s. What is its acceleration? = m/s2

A car travels a total of 2,500,000 meters. How many kilometers did the car travel?

Which object has more thermal energy a bowl of soup or pot of soup

When you look into a clear pond, a fish may appear to be in a different position than it actually is. What is this caused by? A. diffraction B. dispersion C. refraction D. reflection,

How long would it take to drive to alpha centauri (4.4 light-years away) ?

A type of fault where the hanging wall slides upward

How was dyslexia treated in the past and how is dyslexia treated today?