A 2000 kg boat drifts along the waves at a velocity of 3 m/s. What is the kinetic energy of the boat?

The starting materials in a nuclear change have a total mass of 2.3465 * 10-27 kg. After the change, the resulting materials have a mass of 2.3148 * 10-27 kg. How much energy was released during the change?

What is the primary determinant of the voltage developed by a battery?

The oxygen you breathe is made up of two oxygen atoms bound together why is oxygen molecule but not componud

It is known that heat is added to a gas in sealed container. The container is fitted with a moveable piston. a. The temperature of the gas decreases. b. The temperature of the gas increases. c. The temperature of the gas remains the same. d.

Light from a single laser is directed through two slits that are separated by a small distance. On the other side of the slits is an interference pattern of alternating dark (black) and bright bands. That dark bands coincide with areas of? A.

A horse canters away from its trainer in a straight line, moving 37 m away in 9.1 s. It then turns abruptly and gallops halfway back in 1.8 s. Calculate its average speed for the entire trip. Express your answer using two significant figures.

An early submersible craft for deep-sea exploration was raised and lowered by a cable from a ship. When the craft was stationary, the tension in the cable was 7000 N {/rm N}.

What are the components of earths life support system

A car is moving with a velocity (3.0 m/s) € x ˆ + (1.0 m/s) € y ˆ and 3.0 seconds later its velocity is (6.0 m/s) € x ˆ - (3.0 m/s) € y ˆ. What is the direction of the average acceleration of the car?

When water vapor condenses on the inside of a window, the window becomes