What are 3 ways objects can be grouped based on how much light they let shine/pass through them.

Two planes, which are 37403740 miles apart, fly toward each other. their speeds differ by 35mph35â¢mph. if they pass each other in 44 hours, what is the speed of each?

What is the wavelength of a wave that has a velocity of 32 m/s and a frequency of 60.6 Hz?

The flywheel of a gasoline engine is required to give up 600 j of kinetic energy while its angular velocity decreases from 790 rev/min to 450 rev/min. what moment of inertia is required?

A car moved 60 km East and 90 km West. What is the displacement?

What could you or your family do to reduce oil use

An atom of nitrogen has five valence electrons. How could a nitrogen atom become more chemically stable

Mirages are due to: interference refraction reflection scattering

As you throw a ball, you exert a force on that ball of 4.2 N. You exert this force on the ball while the ball moves a distance of 0.50 m. The ball then leaves your hand and travels a horizontal distance of 8.5 m to your friend.

How does folding change rock layers

Why is mass movement more common after a heavy rainfall?