When astronomers do radar astronomy, they
A) look for radar beams from civilizations on other planets
B) they bounce a radar beam off the surface of solid objects in our solar system
C) they send out radar waves that can eventually reach and measure other galaxies
D) they send information from one telescope to another on Earth using radar waves
E) they try to avoid getting speeding tickets on their way hope from the observatory

Question

Quizplus · Accepted Answer

Radar astronomy involves bouncing a radar beam off the surface of solid objects in our solar system, such as planets, asteroids, and moons, to gather information about their composition, shape, and surface features. It is used to create detailed maps of these objects and study their physical properties. The other choices are not accurate descriptions of radar astronomy.

When Astronomers Do Radar Astronomy, They