Moon Phases, Eclipses, Tides

Front

What causes the difference in sea level during tides?

Back

The gravitational pull of the Moon.

Front

What is the lighter part of a shadow where light is partially blocked called?

Back

Penumbra.

Front

What is the imaginary line through Earth that extends from the North Pole to the South Pole?

Back

Axis.

Front

What occurs when the Moon is between Earth and the Sun?

Back

Solar eclipse.

Front

What causes the ocean tides on Earth?

Back

Gravitational Pull of the Moon and Sun.

Front

What is the darker part of a shadow where light is completely blocked called?

Back

Umbra.

Front

What phase of the Moon occurs when it is fully illuminated?

Back

Full Moon.

Front

What phase of the Moon occurs when it is not visible from Earth?

Back

New Moon.

Front

What is the term for the regular rise and fall of sea levels?

Back

Tides.

Front

What is the effect of the Moon's gravity on Earth called?

Back

Gravitational pull.