Planetary geologists used meteorite dating and lunar rocks to determine that

a. the solar system is 4.6 billion years old

b. comets likely exist beyond the orbit of pluto

c. meteoroids originate from interplanetary debris that was gravitationally swept up by planets

d. asteroids are fragments of a broken planet that once orbited between mars and jupiter

How did the miller-urey experiment impact the way scientists think about the origins of life? use what you know about the miller-urey experiments to discuss the factors needed for life to arise, and speculate on whether life could arise on another planet.

Anton created a chart listing different types of materials. which best complete the chart?

Benito is doing research on the effects of florida's elevation on its climate. his notes include the following: 1. the average elevation of florida is 30 m above sea level. 2. the highest point in florida is britton hill, which is 105 m above sea level. 3. the change in temperature from 0 m to 1,000 m is 7 °c. what can benito conclude about the effects of florida's elevation on its climate? a.) florida typically experiences cold temperatures and temperature changes within a narrow range. b.) florida typically experiences cold temperatures and temperature changes within a broad range. c.) florida typically experiences warm temperatures and temperature changes within a narrow range. d.) florida typically experiences warm temperatures and temperature changes within a broad range.