Two baseballs are thrown from the roof.

of a house with the same initial speed,

one is thrown up, and the other is down,

Compare the speeds of the baseballs

just before they hit the ground.

The density of water is 10*3 kg/m*3. the water pressure on a submarine is 2.0 x 10*7 N/m*2. The depth of the submarine below the surface of water in meters is?

Two charged objects, A and B, are exerting an electric force on each other. What will happen if the charge on A is increased?

Explain the relationship between force, mass and acceleration in Newton's second law

What is the mechanical advantage of a machine that applies a force of 1000 N object when a force of 500 N and is applied to the machine

Which type of energy releases greenhouse gases when used to make electricity?

Gizmo answer sled wars

3. What is the kinetic energy of a 1300 kg car moving at 26.3 m/s?

Kendall has empty graduated cylinder with markings and an identical graduated cylinder partway filled with water. She also has a balance and a marble. Which statement best describes what Kendall can do? A.

2. With regard to the pH scale, a solution with a pH A. higher than 7 is considered an acid. B. lower than 7 is considered basic. C. of 6 is considered neutral. D. close to 14 is considered a strong base.

If a car rolls gently off a vertical cliff, how long does it take to reach 90km/hr.