ES - Semester 1 Review - Ch. 5&10

Front

What is Mohs scale used to determine?

Back

The Mohs scale is used to determine the hardness of minerals.

Front

What is the point on earth's surface directly above the place where the earthquake starts?

Back

The point on earth's surface directly above the place where the earthquake starts is called the epicenter.

Front

Which mineral is vitreous?

Back

Quartz is a vitreous mineral.

Front

What is the luster of pyrite?

Back

The luster of pyrite is metallic.

Front

What does a mineral do if it cleaves?

Back

If a mineral cleaves, it breaks with smooth sides.

Front

Define 'hardness' in the context of minerals.

Back

Hardness is a measure of a mineral's resistance to scratching.

Front

What is an earthquake's focus?

Back

The focus is the point within the earth where an earthquake originates.

Front

What is the difference between 'cleavage' and 'fracture' in minerals?

Back

Cleavage is the tendency of a mineral to break along flat surfaces, while fracture is the way a mineral breaks unevenly.

Front

What is the definition of 'luster' in minerals?

Back

Luster is the way a mineral reflects light, which can be metallic, glassy, or dull.

Front

What is the significance of the epicenter in earthquake studies?

Back

The epicenter is significant because it helps locate the earthquake's impact on the surface.