A life cycle is best described as the...
-series of changes in the development of an organism
-movement of an organism from place to place
-ability of an organism to adapt to its environment
-flow of energy through the organism in the environment
Other:

1. you serve a volleyball with a mass of 2.1 kg. the ball leaves your hand with a speed of 30 m/s. the ball has energy. calculate it. 2. a baby carriage is sitting at the top of a hill that is 21 m high. the carriage with the baby weighs 12 n. the carriage has energy. calculate it. 3. a car is traveling with a velocity of 40 m/s and has a mass of 1120 kg. the car has . calculate it.