Which word fits in this sentence: A is how long it takes for one of the planets to go around the sun one time. Earth takes 365.25 days to go around the sun one time. We call this a .

A: revolution, year
B: year, revolution

Which simple machine is not part of this compound machine? a. lever b. pulley c. inclined plane d. wheel and axle

Tafari worked one summer on a ship that set weather buoys in the ocean. he watched how one of the buoys moved in the water. describe which parts of the wave would cause the buoy to bob up and down. which wave property determined how fast the buoys bobbed in the water? he observed that when the wind blew harder, the ocean waves were larger, and the buoys moved away from the ship. what effect, if any, did the waves have on how far the buoys moved? explain your answer.

1kg of water needs to recieve 4200j of energy to go from 90 degrees to 91 degrees. what is the specific heat capacity of water? what are the units?