A heavy truck going up these switchbacks would — A.
require less force than if it were going straight up the mountain.

B.
cover less distance than it would going straight up the mountain.

C.
require more force than if it were going straight up the mountain.

D.
cover the same distance as it would going straight up the mountain

This is a 2017 topographic map of puerto rico in the united states, and i'm sorry that people there have suffered such a disaster. i want to ask, what do the yellow dots and areas represent on this graph? and the blue area and the little blue circle, and the little blue sign that looks like a signal tower, what do they stand for?

Horizon a is also sometimes called a. topsoil b. subsoil c. bedrock d. weathered bedrock

Describe a strategy to reduce the amount of fossil fuel‘s people use in the united state