What does Inert mean? Why are Noble Gases Inert? Include an explanation of atomic structure and electrons.

Write a paragraph explaining the origin of the solar system according to the nebular theory

A space shuttle is approaching the surface of the moon to land. It approaches the moons surface with an initial velocity of 28m/s and is slowing at a rate of - 2m/s^2. Show all work and units for problems.

What color of light in the visible spectrum appears brightest? does this mean that it is the highest energy light?

If you throw a ball horizontally while standing on roller skates, you roll backward with a momentum that matches that of the ball. Will you roll backward if you go through the motions of throwing the ball, but instead hold on to it? Explain.

What is hydrocephalus?

Provide at least three examples of kinetic energy and potential energy. Then, identify where the energy is in each system you describe and whether or not it is being converted. If it is being converted, identify how and into what.

If the truck has a mass of 2,000 kilograms, what is its momentum? Express your answer in kg·m/sec.

What is the restoring force of a pendulum

About 1*1020J of energy was consumed in the United States in 2005. What is the ratio of the kinetic energy of the air that passes toward the equator each second and the energy consumed in the United States each second?

A box slides down a ramp. Which statement is true about the kinetic and potential energy of the box? Its potential energy increases and kinetic energy decreases. Its potential energy decreases and kinetic energy increases.