If your car has a mass of 800 kg, how much force is required to accelerate it forward at 4 meters/sec^2?

Ais useful when you need a simple machine to you separate two things. a. lever b. screw c. pulley d. wedge

The summit of chimborazo, in ecuador, which is at a distance of about 6,384 km from the earth’s center. the bottom of the mariana trench, in the western pacific ocean, which is nearly 6,370 km from the center of the earth. on the surface of earth on the equator line.

Which type of wave can travel without a medium