In a container which can expand or contract (like a balloon), increasing the outside pressure pushing in on a balloon filled with a gas the volume the gas occupies. a. decreases b. has no effect c. increases

When a bicycle coasts uphill, it moves slower and slower as it climbs. why? a. its kinetic energy is transforming into heat energy. b. its potential energy is transforming into kinetic energy. c. its kinetic energy is transforming into potential energy and heat energy. d. its potential energy is transforming into kinetic energy and heat energy.

Which sound characteristic is not affected by the relative motion of an object

Which planet do you think would be easiest for humans to colonize some day?