DOL -6.9B Tides Day 2

Front

What are spring tides?

Back

Spring tides are tides that occur when the Earth, Moon, and Sun are aligned, resulting in the highest high tides and the lowest low tides.

Front

When do spring tides occur?

Back

Spring tides occur during the full moon and new moon phases.

Front

What are neap tides?

Back

Neap tides are tides that occur when the Moon is at a right angle to the Earth and Sun, resulting in the lowest high tides and the highest low tides.

Front

When do neap tides occur?

Back

Neap tides occur during the first and third quarter moon phases.

Front

What is the gravitational effect of the Moon on Earth?

Back

The Moon's gravity pulls on the Earth's water, causing tides.

Front

How does the Sun affect tides?

Back

The Sun's gravity also affects tides, but its effect is less than that of the Moon.

Front

What is the alignment of the Earth, Moon, and Sun during spring tides?

Back

During spring tides, the Earth, Moon, and Sun are in a straight line.

Front

What is the alignment of the Earth, Moon, and Sun during neap tides?

Back

During neap tides, the Moon is at a right angle to the Earth-Sun line.

Front

What is the tidal range?

Back

The tidal range is the difference in height between high tide and low tide.

Front

How can you identify spring tides on a graph?

Back

Spring tides are identified by larger tidal ranges on a graph.