Geology Final

Earth’s inner core is __________________________.

• Fluid iron
• Solid iron
• Solid basalt
• Fluid mercury

Tags

NGSS.MS-PS1-1

Earth’s outer core, unlike the inner core, is a liquid mix of _________ & __________?

• Iron, sulfur
• Iron, copper
• Iron, magnesium
• Iron, basalt

How much of Earth’s water is saltwater?

• 85%

• 68.9%

• 97.5%

• 78.5%

Our atmosphere is a mixture of oxygen, nitrogen, carbon dioxide, and other gasses. The reason for this is because without the other elements, the atmosphere would ignite, destroying all living things.

• True

• False

Which of the following bisects the earth into North and South, and whose 0° line is the equator?

• Longitudes

• Meridians

• Latitudes

• Equatorials

The Prime Meridian is the 0° mark that divides the Earth into East and West.

• True

• False

Contour line maps show how steep an area is. If the contour lines are spaced very close together then the area is considered to be what?

• Gently sloped

• Subterranean

• Steep

• Watery

Reid’s Elastic Rebound Theory states that earthquakes must have involved __________________________.

• An "elastic rebound" of previously stored elastic stress.
• An "kinetic rebound" of previously stored elastic stress.
• An “elaborated rebound" of previously stored elastic stress.
• An "orchestrated rebound" of previously stored elastic stress.

Tags

NGSS.HS-ESS1-5

NGSS.HS-ESS2-1

Some parts of Earth’s mantle are especially hot. The hot material is generally less dense, and rise to the surface of the mantle from the center causing what kind of current?

• Direct Current

• Radiation Current

• Convection Current

• Conduction Current

Tags

NGSS.MS-ESS2-1

The tectonic plates float on the mantle of the earth’s core. This allows for movement which results in vibrations of the Earth produced by the rapid release of energy from rocks placed under differential stress. These vibrations are known as ________________.

• Earth Shakes
• Epicenters
• Earthquakes
• Tsunamis

Tags

NGSS.MS-ESS2-3

NGSS.MS-ESS3-2