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Introduction to Geology Facts

Geology

A collection of basic factual questions about geology, focusing on key dates, names, and numbers.

basic geology geological time earth science

8 Questions Easy Ages 5+ Aug 31, 2026

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About this Study Set

This study set covers Geology through 8 practice questions. A collection of basic factual questions about geology, focusing on key dates, names, and numbers. Every question includes the correct answer so you can learn as you go — pick any format above to get started.

Questions & Answers

Browse all 8 questions from the Introduction to Geology Facts study set below. Each question shows the correct answer — select a study format above to practice interactively.

1 The Earth is estimated to be approximately how old?

A 1.5 billion years
B 4.5 billion years
C 6.0 billion years
D 7.2 billion years

2 What is the name of the outermost layer of the Earth?

A Mantle
B Core
C Crust
D Lithosphere

3 Which geological era is known as the 'Age of Dinosaurs'?

A Paleozoic
B Mesozoic
C Cenozoic
D Precambrian

4 The scientist credited with developing the theory of continental drift is:

A Charles Lyell
B Alfred Wegener
C James Hutton
D Nicolaus Steno

5 What is the most abundant element in the Earth's crust?

A Iron
B Silicon
C Oxygen
D Aluminum

6 The process by which rocks are broken down into smaller pieces is called:

A Deposition
B Metamorphism
C Erosion
D Weathering

7 What type of rock is formed from cooled and solidified magma or lava?

A Sedimentary
B Metamorphic
C Igneous
D Fossiliferous

8 Mount Everest, the world's highest mountain, is approximately how many meters above sea level?

A 6,848 meters
B 7,910 meters
C 8,848 meters
D 9,500 meters

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