6. a 1500 kg car drifts along a level road and slows down from 35 m/s to 25 m/s in 20
seconds. what is the net force acting on the car? what is causing this force?

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

Which of the following is not a part of the respiratory system? a. pharynx b. trachea c. pancreas d. larynx

Students design a model roller-coaster track. they place a rubber ball at the highest point on the track and let it go. the ball rolls along the track pulled only by the force of gravity. eventually, it comes to a stop. which change to the design will result in the ball moving the greatest distance?