New study finds more support for Giant Impact Theory of Moon’s formation

The video explores various theories on the moon's formation, including George Darwin's theory, capture theory, co-formation theory, and the giant impact theory. The giant impact theory is the most popular, suggesting a Mars-sized planet collided with Earth, forming the moon. Recent NASA research supports this theory by showing differences in chlorine isotopes between Earth and moon rocks, explaining the shared chemistry and isotopic differences.

Which theory suggests that the moon was once part of Earth and broke away due to rapid spinning?

• Co-formation Theory

• Capture Theory

• George Darwin's Theory

• Giant Impact Theory

What is a major flaw of the capture theory regarding the moon's formation?

• It suggests the moon formed from a collision.

• It doesn't account for the shared chemistry of Earth and the moon.

• It doesn't explain the moon's orbit.

• It assumes the moon was always part of Earth.

What does the giant impact theory propose about the moon's formation?

• The moon was a separate planet that joined Earth's orbit.

• The moon was captured by Earth's gravity.

• The moon formed alongside Earth from dust and gas.

• A Mars-sized planet collided with Earth, forming the moon.

What was the challenge faced by supporters of the giant impact theory before NASA's recent findings?

• Explaining the moon's orbit.

• Explaining the moon's capture by Earth's gravity.

• Explaining the similar composition of Earth and moon rocks.

• Explaining the moon's formation from dust and gas.

What did NASA's recent discovery reveal about the isotopic composition of moon rocks?

• Moon rocks have a higher concentration of light isotopes.

• Moon rocks have a higher concentration of oxygen isotopes.

• Moon rocks have the same isotopic composition as Earth rocks.

• Moon rocks have a higher concentration of heavy chlorine isotopes.