Ultimate Earth Science Vocabulary

Which line goes horizontally around the Earth at 0 degrees?

• Equator

• Prime Meridian

• Humidity

• Tropic of Cancer

What is the vertical distance or height above or below sea level?

• Elevation

• Epicenter

• Gradient

• Fault

What is the outermost portion of the Earth's solid surface?

• Crust

• Bedrock

• Core

• Asthenosphere

What are the lines on a topographic map called?

• Contour Lines

• Gradient

• Focus

• Island Arc

Which flat surface has a measurable value at a given point?

• Field

• Epicenter

• Secondary wave

• P wave

What is the rate of change from place to place in a field?

• gradient

• gravity

• intrusive

• glacier

What is the term for liquid water that rests on the Earth's surface?

• Hydrosphere

• Hydrology

• Humidity

• Rainfall

What is a model drawn from a topographic map called?

• Profile

• P waves

• Gradient

• Rate of change

What is the model of elevation shown on a map called?

• Topographic map

• Sea level

• Tsunami

• Gradient

What is the meridian at 0 degrees longitude?

• Prime Meridian

• Equator

• Latitude

• Longitude