a volleyball player hit the ball with a mass of 0.25 kg. The average acceleration of the ball is 15.5 m/s2. How much force did the volleyball player apply to the ball?

Your Energy Content. The power needed to operate your body is about 100 watts. Suppose your body could run on fusion power and could convert 0.7% of its mass into energy.

Ultraviolet radiation increases the likelihood of a cell becoming malignant primarily because UV radiation a. breaks DNA into fragments. b. causes DNA damage that leads to mutations. c. makes RNA polymerase more error-prone. d.

3. A 2,000-kilogram railroad car moving at 5 m/sec to the east collides with a 6,000-kilogram railroad car moving at 3 m/sec to the west. If the cars couple together, what is their velocity after the collision?

What is the ability to do work defined as? A. Pressure B. Energy C. Force D. Temperature.

What is the wavelength of an earthquake wave if it has a speed of 13 km/s and a frequency of 12 Hz? A wave has a wavelength of 8 mm and a frequency of 18 hertz. What is its speed?

Which scientists supported the heliocentric model of the solar system? Check all that apply. a. Aristotle b. Copernicus c. Galileo Kepler d. Ptolemy

What acceleration is produced when a 12-N force is exerted on a 3-kg object?

Question 17 options: A 71.8 kg man goes from an area where the acceleration due to gravity is 9.79 m/s2 to an area where the acceleration due to gravity is 9.82 m/s2.

A pair of scissors is a complex machine. What are the simple machines you need, to make a pair of scissors?

The average car today has a mass of 1510 kg, and when starting from rest, can accelerate to 26.8 m/s in 6.10 seconds. what force, in newtons, is accelerating the car?