Flashcard Eclipses & Tides

Front

What phase of the moon occurs during a solar eclipse?

Back

New moon

Front

What is the lighter shadow during an eclipse called?

Back

Penumbra

Front

What are neap tides?

Back

Tides that occur when the sun and moon are at right angles to each other, resulting in a smaller tidal range.

Front

What is the term for the larger tidal range that occurs when the sun and moon are aligned?

Back

Spring Tide

Front

Which celestial body has a greater effect on Earth's tides?

Back

Moon

Front

What is a solar eclipse?

Back

An event that occurs when the moon passes between the Earth and the sun, blocking the sun's light.

Front

What is a lunar eclipse?

Back

An event that occurs when the Earth passes between the sun and the moon, causing the Earth's shadow to cover the moon.

Front

What is the umbra in an eclipse?

Back

The darkest part of the shadow during an eclipse.

Front

What causes tides on Earth?

Back

The gravitational pull of the moon and the sun on Earth's oceans.

Front

What is the difference between spring tides and neap tides?

Back

Spring tides have a larger tidal range and occur during full and new moons, while neap tides have a smaller range and occur during the first and third quarters of the moon.