Apassenger in the rear seat of a car moving at a steady speed is at rest relative to
a. the side of the road.
b. a pedestrian on the corner ahead.
c. the front seat of the car.
d. the wheels of the car.

Which of the following changes to a pipe would increase the conductance by a factor of 12? 1.quadrupling the length and tripling the radius.2.reducing the length by a factor of and doubling the radius.3.tripling the length and reducing the radius by a factor of .4.reducing the length but a factor of and doubling the radius.

Acar moves a distance of 50.0 km west, followed by a distance of 64.9 km north what was the magnitude of the displacement of the car, in units of kilometers?

What do you think car designers do if the damage caused by a crash test is too severe?