2nd 9 Weeks Review

Front

What is the shape of our galaxy?

Back

Spiral

Front

Alfred Wegener's theory that explains how continents move is called?

Back

Continental drift

Front

What type of tide occurs during a new moon?

Back

Spring tides

Front

If Little Johnny jumps off a skateboard facing North, which direction will the skateboard go?

Back

South

Front

What causes the Gulf Stream to carry warm water up the east coast of America?

Back

The sun heats earth’s oceans causing convection currents to travel from the equator to the poles.

Front

What is the definition of a galaxy?

Back

A galaxy is a massive system of stars, stellar remnants, interstellar gas, dust, and dark matter bound together by gravity.

Front

What is continental drift?

Back

Continental drift is the theory that continents have moved over geological time and were once joined together.

Front

What are spring tides?

Back

Spring tides are tides that occur when the sun, moon, and Earth are aligned, resulting in higher high tides and lower low tides.

Front

What is the role of the sun in ocean currents?

Back

The sun heats the ocean's surface, creating convection currents that influence climate and weather patterns.

Front

What is the definition of a tide?

Back

A tide is the rise and fall of sea levels caused by the gravitational forces exerted by the moon and the sun.