6th Grade Geology: Earth Structure And Composition

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1. The layers of the Earth are:

Explanation

The crust is the top layer, then the mantle, followed by the outer and inner core.

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6th Grade Geology: Earth Structure And Composition - Quiz

This 6th grade Geology quiz assesses knowledge on Earth's structure and composition. Students answer questions about the crust, mantle, core, and elements like oxygen, silicon, iron, and nickel.... see moreIt enhances understanding of geological concepts and the Earth's internal layers. see less

2. The Outer core is the thickest layer of the Earth

Explanation

The mantle is the thickest layer.

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3. The Earth's core is composed mainly of iron and nickel.

Explanation

The Earth's core is divided into two parts: the inner core and the outer core. The inner core is solid and composed mostly of iron with a temperature of around 5,200° Celsius (9,392° Fahrenheit). The outer core is liquid and composed of a nickel-iron alloy. The Earth's core plays a crucial role in generating the planet's magnetic field, which protects us from harmful solar radiation.

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4. Melted rocks from the mantle are called

Explanation

High temperatures (2800-3200 degrees Celsius) in the upper part of the mantle melt rocks, forming magma that flows like hot thick oatmeal.

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5. The distance from the North and south pole is smaller than from a point on the equator to an opposite point halfway around the equator.

Explanation

see question 7.

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6. Other elements that are in the Earth's crust are:

Explanation

The crust also holds small amounts of Aluminum, Iron, Calcium, Magnesium, Sodium, and other elements.

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7. The Earth is a little flattened at the ________ and bulges a bit at __________.

Explanation

The Earth's shape is not perfectly spherical.

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8. The Earth's crust is mostly made of

Explanation

Most rocks that make up the Earth's crust are mad up primarily of the elements silicon(27%) and oxygen(45%).

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The layers of the Earth are:
The Outer core is the thickest layer of the Earth
The Earth's core is composed mainly of iron and nickel.
Melted rocks from the mantle are called
The distance from the North and south pole is smaller than from a...
Other elements that are in the Earth's crust are:
The Earth is a little flattened at the ________ and bulges a bit at...
The Earth's crust is mostly made of
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