The force of gravity between two objects is directly proportional to which of the following?

a. the volume of each object.

b. the masses of each object.

c. the velocity of each object.

d. the distance between the objects squared.

Imagine a 10 kg block moving with a velocity of 20 m/s to the left. calculate the kinetic energy of this block

How many electrons are in the third energy level of a calcium atom

Melanie completes a long distance run at an average speed of 6 mph. If it takes her 3 hours, how far did she run?

A charge Q generates an electric field of strength E at a distance d away. Determine the electric field strength at d and 2d, respectively:

A projectile is shot from the edge of a cliff 140 m above ground with an initial speed of 120 m/s at an angle of 38 degrees above the horizontal. What is the time taken by the projectile to hit the ground 140 m below the cliff? (g = 9.8 m/s²)

The air over Earth's surfaces absorbs heat from the materials of Earth. In Section 3 of the experiment, the air over the sand the air over the water because sand water.

Describe the rise and fall of a basketball using the concepts of kinetic energy and potential energy

Another word for character in sports is "sportsmanship." - True False

Assume an 8-kg bowling ball moving at 2m/s bounces off a spring at the same speed that it had before bouncing. What is the momentum of the recoil?

A physics book slides off a horizontal tabletop with a speed of 3.90 m/s. It strikes the floor in 0.350 s. Ignore air resistance. Find the height of the tabletop above the floor.