Need help 8th grade science test need help

Notice how they put future which of the clouds shown would indicate a possible future rain storm? a) b) c) d)

Two horses begin at rest. after a few seconds, horse a is traveling with a velocity of 10 m/s west, while horse b is traveling with a velocity of 13 m/s west. which horse had a greater acceleration? a. horse a because its change in velocity was greater than horse b's in the same time. b. horse b because its change in velocity was greater than horse a's in the same time. c. horse b because its change in velocity was the same as horse a's, but it took less time. d. both horses had the same acceleration.

Which of the following are forms of phase changes a. freezing b. condensation c. heating d. exchanging