ES Flashcard Six Lunar Phases, Seasons, Tides

Front

What is a lunar eclipse?

Back

A lunar eclipse occurs when the Moon passes through Earth’s shadow, which can only happen during a full moon.

Front

What evidence do the changing appearances of the nighttime sky provide about Earth?

Back

The changing appearances of the nighttime sky and lunar eclipses provide evidence that Earth is a sphere.

Front

At which position in Earth's orbit would City X experience summer?

Back

City X would experience summer at position 1 in Earth's orbit.

Front

Why is the same side of the Moon always visible from Earth?

Back

The same side of the Moon is always visible from Earth because the Moon makes one rotation per revolution around Earth.

Front

At which position could a lunar eclipse occur in the Sun-Earth-Moon system?

Back

A lunar eclipse could occur at position 4 in the Sun-Earth-Moon system.

Front

What phase of the Moon is necessary for a lunar eclipse to occur?

Back

A lunar eclipse can only occur during a full moon.

Front

What is the relationship between the Moon's rotation and revolution around Earth?

Back

The Moon rotates on its axis once for every revolution it makes around Earth, resulting in the same side always facing Earth.

Front

How do seasons change on Earth?

Back

Seasons change on Earth due to the tilt of Earth's axis and its orbit around the Sun.

Front

What is the significance of the Moon's phases in relation to Earth?

Back

The Moon's phases are significant as they affect tides and are a result of the relative positions of the Earth, Moon, and Sun.

Front

What causes tides on Earth?

Back

Tides on Earth are caused by the gravitational pull of the Moon and the Sun on Earth's oceans.