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What is the primary composition of the Earth's crust? (2022)
Practice Questions
Q1
What is the primary composition of the Earth's crust? (2022)
Basalt and granite
Iron and nickel
Silicate minerals
Water and gases
Questions & Step-by-Step Solutions
What is the primary composition of the Earth's crust? (2022)
Steps
Concepts
Step 1: Understand that the Earth's crust is the outermost layer of the Earth.
Step 2: Learn that there are two main types of crust: oceanic crust and continental crust.
Step 3: Know that oceanic crust is primarily made of a rock called basalt.
Step 4: Recognize that continental crust is mainly composed of a rock called granite.
Step 5: Conclude that the primary composition of the Earth's crust includes both basalt and granite.
No concepts available.
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