Earth's Seasons and Tides Flashcard

Front

What causes ocean tides on Earth?

Back

The gravitational pull of the Moon and Sun.

Front

What would most likely happen to Earth's seasons if its axis were not tilted?

Back

There would be no seasonal changes.

Front

Describe the role of the Moon's gravity in producing tides on Earth.

Back

Both the Sun and Moon influence tides, but the Moon's gravity is stronger because it is closer to Earth.

Front

At the June solstice, what does the Northern Hemisphere experience?

Back

The longest day and shortest night of the year.

Front

What part of Earth always receives the most sun all year?

Back

The area at the Equator.

Front

What is the tilt of Earth's axis?

Back

Approximately 23.5 degrees.

Front

How do ocean currents affect tides?

Back

Ocean currents can influence the height and timing of tides, but they are not the primary cause.

Front

What is a solstice?

Back

A solstice is an event in which the Sun reaches its highest or lowest point in the sky at noon, marking the longest and shortest days of the year.

Front

What is the difference between spring tides and neap tides?

Back

Spring tides occur during full and new moons when the Sun, Moon, and Earth are aligned, resulting in higher high tides and lower low tides. Neap tides occur during the first and third quarters of the moon when the Sun and Moon are at right angles, resulting in lower high tides and higher low tides.

Front

What is the equinox?

Back

An equinox is an event in which day and night are of approximately equal length, occurring in March and September.