When will the falling bowling ball have an equal amount of potential energy and kinetic energy? PLEASE ANSWER QUICK!

How will the volume of a gas be affected if the pressure is tripled, but the temperature remains the same?

All of the following are homogeneous mixtures except a) sugar dissolved in water. b) orange juice. c) coffee with cream. d) household vinegar. e) apple juice

What do electromagnetic waves carry? how are they produced through which media can they move? where do they transfer energy? what do they not transfer? what do mechanical waves carry? how are they produced? through which media can they move? where do they transfer energy? what do they not transfer?