Which of the following would require a centripetal force? A) All of these require a centripetal acceleration
B) An airplane slowing down
C) A train speeding up
D) A car turning right

Find v(t), given acceleration a(t)=7j and initial velocity v(0)=k

For waves in the ocean, the medium of the waves is a. air b. water c. energy d. a passing boat

3. a lunar exploration vehicle was created by a research team. it weighs 3,000 kg on the earth. it needs an acceleration of 10 m/s2 on the moon. in order to have the same acceleration, what will be the net force acting on the vehicle on the earth?