Which of the following best describes the size of an asteroid

What is the phase change called when a liquid changes to gas

When two waves are moving toward each other, and their crests line up with each other, it results in a wave with greater amplitude. What is this called?

Scientists are experimenting with a king of gun that may eventually be used to fire payloads directly into orbit. In one test, this gun accelerates a 5.0kg projectile from rest to speed of 4.0 x 10^3 m / s.

What do formulas, arrows and plus signs tell you in a chemical equation

If the current flowing into and out of a 9 Volt battery is 1 Ampere, how much work is done by the battery in 10 seconds? that potential difference has units of Volt and 1 Volt = 1 Joules/Coulomb.

Which factor will affect the light-gathering power of a telescope? A. change in the focal length B. change in the diameter of the objective C. change in the angle of the objective D. change in the elevation of the telescope E.

What is the acceleration of a 30.0-kg go kart if the thrust of its engine is 300.0 N?

Which of the following correctly compares a scientific investigation to a demonstration

You push a 45 kg wooden box across a wooden floor at a constant speed of 1.0 m/s. The coefficient of kinetic friction is 0.25. Now you double the force on the box. How long would it take for the velocity of the crate to double to 2.0 m/s

What is the middle layer of earth called