Which of the following best explains how refracting
telescopes work?
A. uses curved mirrors to gather and focus light
B. uses curved surfaces to detect radio waves
C. uses sound waves to measure distances
D. uses a convex lens to gather and focus light

Yo! a girl out ! i will give brainliest! hu one of the main reasons societies settled along rivers in the neolithic era was because a) the village elders demanded it. b) the land there was more valuable. c) it was more safe and secure there. d) it provided irrigation for farming.

What happens when heat from inside earth is transferred to its surface? warmer material is pushed to the crust more dense material is pushed to the crust warmer material is pushed to the outer core less dense material is pushed to the outer core

Much of the region of central africa is forest and savanna. select the best answer from the choices provided t f