A man climbs a wall that has a height of 8.4 meters and gains a potential energy of 4,620 joules. His mass is about ___ kilograms.

How much net force is required to accelerate a 50.00kg mass at 4.00 m/s^2

An insulated cup contains 75g of water at 24 degrees. A 26g sample of metal at 82.25 degrees is added. The final temperature of the water and metal is 28.34 degrees. What is the specific heat of the metal?

When you drop a ball it accelerates downward at 9.8 m/s2. If you instead throw it downward, then its acceleration immediately after leaving your hand, assuming no air resistance, is a. 9.8 m/s2. b. more than 9.8 m/s2. c. less than 9.8 m/s2. d.

An object weighs 15N in air and 13N when completely submergedin water. What is the volume of water displaced by thesubmerged ofject?

When a piece of wood burns, it makes heat, light, and ash. Therefore, it is an example of what type of change

What is the work done by a 20 newton force applied at an angle of 45.0° to move a box a horizontal distance of 40 meters?

Despite the existence of research data that might inform policy about development, political rarely discuss such data in thier speeches why do you think

Zero gauge wire has a diameter of 0.32in and can carry a sustained current of 150A safely. What is the magnetic field a distance 5cm from the center of a long straight segment of zero gauge wire carrying a current of 150A?

How to get to the daley center from pink line?

nitially, scientists described atoms as the smallest particles of matter. However, smaller particles within atoms were discovered. How did the scientific world respond to this new information?