cart 1 rolling at 4 m/s hits cart 2 rolling at 2 m/s. After they hit, the first cart is only rolling at 1 m/s. Each car is 20 kg.

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.

What is the magnitude of the resultant vector round your answer to the nearest tenth

Which subatomic particle has a negative charge