Earth & Space Review

Front

What causes ocean tides on Earth?

Back

Ocean tides are caused by the gravitational pull of the moon and the sun on Earth's oceans.

Front

What are the phases of the moon?

Back

The phases of the moon include New Moon, Waxing Crescent, First Quarter, Waxing Gibbous, Full Moon, Waning Gibbous, Last Quarter, and Waning Crescent.

Front

What is the position of the sun, moon, and Earth during a spring tide?

Back

During a spring tide, the sun, moon, and Earth are aligned, resulting in the highest and lowest tides.

Front

What is the equator?

Back

The equator is an imaginary line that divides the Earth into the Northern and Southern Hemispheres, experiencing the least change in daylight hours throughout the year.

Front

What is the difference between day and night on Earth?

Back

Day and night are caused by the rotation of the Earth on its axis, where one side faces the sun (day) and the other side is away from the sun (night).

Front

What is the significance of the Tropic of Cancer and Tropic of Capricorn?

Back

The Tropic of Cancer and Tropic of Capricorn mark the furthest points north and south where the sun can be directly overhead at noon.

Front

How does the position of the sun affect seasons on Earth?

Back

The tilt of Earth's axis and its orbit around the sun cause different areas to receive varying amounts of sunlight, leading to the seasons.

Front

What is a lunar eclipse?

Back

A lunar eclipse occurs when the Earth passes between the sun and the moon, causing the Earth's shadow to cover the moon.

Front

What is a solar eclipse?

Back

A solar eclipse occurs when the moon passes between the sun and the Earth, blocking the sun's light partially or completely.

Front

What is the role of gravity in the solar system?

Back

Gravity keeps the planets in orbit around the sun and governs the movement of celestial bodies.