PLEASE HELP! If you don’t know it please don’t answer and waste my question, thank you! Car2 passes car 1. To a stationary observer, car 1 has a velocity of 13 m/s to the east and car 2 has a velocity of 16 m/s to the east. How much time will pass before car 2 is 20 m ahead of car 1?

Zeros that follow non-zeros numbers and are also to the right of a decimal point are significant

The image shows the positions of a car on a roller coaster track. arrange the cars in order based on their gravitational potential energy. begin with the lowest potential energy and end with the highest.

Which statement is true? a. kepler's laws apply only to the motion of earth. b. kepler's laws can be used to predict eclipses. c. kepler's laws are true for a central force that is directly proportional to distance. d. kepler's laws can be deduced from newton's laws of motion and gravity.