Podcast
Questions and Answers
What is the most recent theory proposed about the formation of the Moon?
What is the most recent theory proposed about the formation of the Moon?
- Giant Impact Theory (correct)
- Lunar Collision Theory
- Solar Nebula Theory
- Accretion Theory
How much more energy did the collision that formed the Moon have compared to the one that killed the dinosaurs?
How much more energy did the collision that formed the Moon have compared to the one that killed the dinosaurs?
- 1 million times more energy
- 10 times more energy
- 100 million times more energy (correct)
- 1,000 times more energy
Why is the giant impact theory widely believed according to the text?
Why is the giant impact theory widely believed according to the text?
- It indicates the Moon was formed through volcanic eruptions.
- It proposes that Theia is still intact in space.
- It suggests that Earth was hit by a comet.
- It explains why the Moon is less dense than Earth. (correct)
What crucial factor had to be just right for Theia to form the Moon?
What crucial factor had to be just right for Theia to form the Moon?
What do lunar rocks and Earth rocks both contain according to the text?
What do lunar rocks and Earth rocks both contain according to the text?
What was destroyed during the giant impact according to the text?
What was destroyed during the giant impact according to the text?
What process led to the eventual formation of the Moon from the debris following the giant impact?
What process led to the eventual formation of the Moon from the debris following the giant impact?
Why does the giant impact theory propose that Earth's upper mantle was decimated?
Why does the giant impact theory propose that Earth's upper mantle was decimated?
What evidence from astronauts on the Moon supports the giant impact theory?
What evidence from astronauts on the Moon supports the giant impact theory?
'Lunar Collision Theory' and 'Giant Impact Theory' are similar but differ in:
'Lunar Collision Theory' and 'Giant Impact Theory' are similar but differ in:
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