Geology
Weather
Ocean
Space: the final frontier
100

DAILY DOUBLE 

This kind of rock forms from lava or magma.

What is igneous rock?

100

This movement of air is caused by the temperature difference between sea and shore.

What are land and water breezes?

100

This giant wave is not caused by the wind, but by an underwater earthquake. 

What is a tsunami?

100

Groupings of stars, named for shapes the resemble.

What are constellations?

200

This second layer of the Earth's interior is the thickest layer and is made dense rock.

What is the mantle?

200

The process of water vapors rising in the atmosphere

What is evaporation?

200

DAILY DOUBLE This enormous animal has the largest eyes of any living creatures and is thought to prey on whales in deep waters.

What is a giant squid?

200

Two kinds of energy produces by stars

What are light, heat, ultraviolet rays, x-rays, radio waves, or cosmic rays?

300

Three causes for erosion.

What are wind, water and ice?

300

DAILY DOUBLE 

Extremely tall puffy storm clouds

What are thunderheads or cumulonibus? 

300

Underwater rivers.

What are ocean currents?

300

This "arctic" star seems not to move as the rest of the stars seem to rotate. 

What is Polaris or the northern star?

400

These mineral rich underground waters are heated by magma or volcanic gases.

What are hot springs and/or geysers?

400

This area is where a warm air mass makes contact with a cold air mass. It usually brings gentle, steady rain.

What is a warm front?

400
Two changes in ocean water levels due to the gravity of  sun and moon. 

What are spring and neap tides?

400

DAILY DOUBLE This is sometimes called a falling star, but it actually is rock and gases burning up in the atmosphere

What is a meteor?

500

Limestone caves are carved out by this.

What is ground water or acid in the ground water?

500

An area where winds blow outward, air pressure is highest at the center, and it usually brings clear skies and fair weather.

What is high pressure area?

500

Hadal zone or Midnight zone

What is the deepest zone of the ocean?

500

Two chemicals typically invovled in nuclear fusion in stars.

What are hydrogen and helium?