Which property of a filled balloon would be unchanged on the moon where there's no air and less gravity? A. mass B. weight C. volume D. density

Compare the numbers of protons and electrons in a positive ion with the numbers of protons and electrons in a negative ion.

You see a lightning bolt in the sky. You hear a clap of thunder 3 seconds latter. The speed of 330 m/s. How far away was the lightning?

Each croquet ball in a set has a mass of 0.50 kg. the green ball travels at 10.5 m/s and strikes a stationary red ball. if the green ball stops moving, what is the final speed of the red ball after the collision?

What is the partial pressure of water vapor in an air sample when the total pressure is 1.00 atm, the partial pressure of nitrogen is 0.79 atm, the partial pressure of oxygen is 0.20 atm, and the partial pressure of all other gases is 0.0044 atm?

Matter is made up of the elementary particles leptons and hadrons. true or false

The particles in a surface water wave move back-and-forth only. Question 9 options: True False

Does the acceleration of a falling body change or is it constant

What can cause sediment to form on land? Only mechanical weathering rocks Only biological weathering rocks Any kind of weathering or rocks Melting of rock in the core

The speed of a car is decreasing uniformly from 35 m/s to 15 m/s in 4 s the magnitude of the car's acceleration is

An object that has kinetic energy must what?