Earth's Layers and Geology Concepts

Front

What are Diamonds, Rubies, and Quartz examples of?

Back

Gemstones are precious or semi-precious stones that are cut and polished for use in jewelry.

Front

What is the hardest substance known?

Back

Diamond is the hardest natural material and is a mineral composed of carbon.

Front

What do you call a scientist who studies the structure of the Earth?

Back

A Geologist is a scientist who studies the solid Earth, including rocks, minerals, and the processes that shape the planet.

Front

What is the top part of the Earth's crust that is a few inches to a hundred feet deep?

Back

Soil is the upper layer of earth in which plants grow, a black or dark brown material typically consisting of a mixture of organic substances, clay, and rock particles.

Front

What is the process called that splits rock when water seeps into cracks, then freezes and expands?

Back

Ice Wedging is a form of physical weathering where water enters cracks in rocks, freezes, and expands, causing the rock to break apart.

Front

What is the outermost layer of the Earth called?

Back

The Crust is the thin, outermost layer of the Earth, where we live.

Front

What is the layer beneath the Earth's crust?

Back

The Mantle is the thick layer of rock beneath the Earth's crust, which is semi-solid and flows slowly.

Front

What is the innermost layer of the Earth?

Back

The Core is the innermost layer of the Earth, consisting of a solid inner core and a liquid outer core, primarily made of iron and nickel.

Front

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

Back

Igneous Rock is formed from the cooling and solidification of magma or lava.

Front

What is the process called when rocks are broken down into smaller pieces?

Back

Weathering is the process that breaks down rocks into smaller pieces through physical, chemical, or biological means.