What two features do viruses have in common with animals cells a. ability to form proteins at the ribosomes b. existence of lipids in cell membrane c. presence of genetic code in nucleic acid d. production of energy by mitochondrion e. ability to replicate( reproduce)

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.