Compared with Today, the Temperature on Earth During Its First

question 20

Multiple Choice

Compared with today, the temperature on Earth during its first half- billion years was probably

• A) considerably colder.
• B) about the same as today.
• C) considerably warmer.
• D) about the same as today on average, but the diurnal fluctuations were much greater.

---

Definitions:

Deep Batholithic Rocks

Large masses of intrusive igneous rock, originating deep within the Earth's crust, that have solidified from magma over millions of years.

Continent-Continent Collision

This term refers to the process in which two continental plates collide, leading to the formation of mountain ranges.

Hot Spot

A hot spot is a volcanic region thought to be fed by underlying mantle that is anomalously hot compared with the surrounding mantle.

Uplift

The geological process of rising segments of the Earth's crust, contributing to mountain formation and changes in topography.