A lever has a mechanical advantage of 5.4. If you apply a force of 500 N to the lever, how much force does the lever apply to the object you are lifting?

A balloon that weighs 1 n is suspended in air, drifting neither up nor down. (a) how much buoyant force acts on it? (b) what happens if the buoyant force decreases? (c) if the buoyant force increases?

A dead organism is the same as a nonliving thing in science. False: Fact: explain why you chose the answer

If velocity is cut in half, how is the kinetic energy affected

If an athlete executing a long jump leaves the ground at a 30° angle and travels 7.80 m, what was the takeoff speed

The tire on this drag racer is severely twisted: The force of the road on the tire is quite large (most likely several times the weight of the car) and is directed forward as shown. Is the car speeding up or slowing down? Explain.

In the fishbowl, the glass, water, rocks, and plastic plants are in thermal equilibrium. This situation means the temperature of the rocks is? F. If the water is 75 degrees

How are light and sound waves affected by the different media they travel though?

A car traveling in a straight line has a velocity of + 5.0 m/s. After an acceleration of 0.75 m/s², the carâs velocity is + 8.0 m/s. In what time interval did the acceleration occur?

An alien has landed on the planet and asks you, "what is kinetic?" what would you tell them?

Q1: A step-up transformer has 80 turns on its primary coil and 1200 turns on its secondary coil. The primary circuit is supplied with an alternating current at 120 V.