Video:Minerals as Elements

Front

What is the main focus of the video? Options: Identifying different types of minerals, Exploring the history of Earth's rocks, Understanding the importance of mineral resources, Learning about the composition of magma

Back

Understanding the importance of mineral resources

Front

According to the video, what are the primary ingredients of all earth materials?

Back

Elements

Front

How many naturally occurring elements are there on Earth?

Back

92

Front

Which elements make up the majority of the Earth's crust? Options: Iron, oxygen, silicon, and magnesium; Calcium, potassium, sodium, and aluminum; Oxygen, silicon, and six other elements; Iron, nickel, silicon, and oxygen

Back

Oxygen, silicon, and six other elements

Front

What are silicate minerals composed of?

Back

Oxygen and silicon

Front

Which type of rock contains several silicate minerals? Options: Granite, Mica, Feldspar, Quartz

Back

Granite

Front

How do silicate minerals form?

Back

By crystallizing from magma

Front

What can geologists learn by identifying minerals in igneous rocks?

Back

The composition of Earth's core and mantle

Front

What is the chemical symbol for Calcium?

Back

Ca

Front

Which of the 8 common elements found on Earth's crust is a Semi-metal? Options: Oxygen, Aluminum, Potassium, Silicon

Back

Silicon