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Earth Science Essentials

Earth Science

A collection of factual questions covering geology, meteorology, and oceanography.

geology meteorology oceanography

8 Questions Medium Ages 12+ Oct 14, 2026

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About this Study Set

This study set covers Earth Science through 8 practice questions. A collection of factual questions covering geology, meteorology, and oceanography. 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 Earth Science Essentials study set below. Each question shows the correct answer — select a study format above to practice interactively.

1 Which layer of the Earth is composed primarily of liquid iron and nickel?

A Inner core
B Outer core
C Mantle
D Crust

2 What is the most abundant gas in Earth's atmosphere?

A Oxygen
B Carbon dioxide
C Argon
D Nitrogen

3 Which scale is used to measure the magnitude of earthquakes?

A Richter scale
B Beaufort scale
C Fujita scale
D Saffir-Simpson scale

4 What type of rock is formed from the cooling and solidification of molten magma or lava?

A Sedimentary
B Metamorphic
C Igneous
D Conglomerate

5 Which process involves the movement of water from the Earth's surface into the atmosphere?

A Condensation
B Precipitation
C Transpiration
D Evaporation

6 What is the name of the boundary where two tectonic plates move away from each other?

A Convergent boundary
B Transform boundary
C Divergent boundary
D Subduction zone

7 Which ocean is the deepest in the world?

A Atlantic Ocean
B Indian Ocean
C Arctic Ocean
D Pacific Ocean

8 What atmospheric layer contains the ozone layer that absorbs ultraviolet radiation?

A Troposphere
B Stratosphere
C Mesosphere
D Thermosphere

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