A baby has a mass of 5.0kg. The baby is on a train that is traveling east at 72m/s. What is the baby's momentum

If an item as a density of. 63 g/mL, when placed in water the item will

Why is it that, in a spoon, you can see yourself upside down? Bamboozled me for years.

By how much does the gravitational potential energy of a 54-kg pole vaulter change if her center of mass rises about 4.0 m during the jump

Explain why glass prisms disperse light.

Each atom is composed of electrons and positive material. The mass of the atom is evenly spread throughout the atom. Neutrons are located in the center of the atom. Positive charge occupies a very small volume in the atom.

Calculate the force of earth's gravity on a 1kg mass at earth's surface. the mass of the earth is 6.0

A train started from rest and moved with constant acceleration. At one time it was traveling 27 m/s, and 150 m farther on it was traveling 54 m/s.

What best describes the motion of the medium particles in a longitudinal wave?

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

A child standing on a bus remains still when the bus is at rest. When the bus moves forward and then slows down, the child continues moving forward at the original speed. This is an example of