Explain the impact model for the formation of the moon
What will be an ideal response?
Answer: While Earth was still in a semimolten state, a Mars-sized impactor called Theia collided with Earth. Theia was shattered, and a material from what became the crust and the mantle was removed from Earth. The debris was scattered in a debris field around Earth. Over time, the debris accreted and formed the moon.
You might also like to view...
Which of the following is closer to the actual number of languages in the world today?
A) 500 B) 1000 C) 3000 D) 5000 E) Over 6000
How does water dissolve sodium chloride (NaCl)?
A) ?Water molecules neutralize sodium ions (Na+) and chloride ions (Cl-). B) ?The polarity of water causes the sodium ion (Na+) to separate from the chloride ion (Cl-). C) ?When seawater evaporates, its ionic components combine to dissolve table salt. D) ?Water molecules expand causing sodium ions (Na+) and chloride ions (Cl-) to decompose.
________ describes the surface of a basalt flow with a smooth ropy surface.
A. Pahoehoe B. Haleakala C. Poy D. Aa E. Pele's hair
________ is the sociological term for discontentment brought on by consumerism and materialism
A) Consumption B) Dysentery C) Influenza D) Systemic materialism E) Affluenza