Study Guide Earth, Moon, & Sun

Front

What type of tide occurs when the Earth, Moon, and Sun are at right angles to each other?

Back

Neap tide

Front

What causes tides on Earth?

Back

Differences in the Moon's and Sun's gravitational pull on different sides of the Earth.

Front

What season is experienced in the Northern Hemisphere when the North Pole is tilted towards the Sun?

Back

Summer

Front

What is the term for the phase of the Moon when it is fully illuminated as seen from Earth?

Back

Full Moon

Front

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

Back

New Moon

Front

What is a spring tide?

Back

A tide that occurs when the Earth, Moon, and Sun are aligned, resulting in higher high tides and lower low tides.

Front

What is a lunar phase?

Back

The appearance of the Moon as seen from Earth, which changes in a cycle of about 29.5 days.

Front

What is the gravitational pull?

Back

The force that attracts two bodies towards each other, such as the Earth and the Moon.

Front

What is the difference between a neap tide and a spring tide?

Back

Neap tides occur when the Moon is at first or third quarter, resulting in lower high tides, while spring tides occur during full and new moons, resulting in higher high tides.

Front

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

Back

It causes the oceans to bulge out in the direction of the Moon, creating tides.