Quiz on Earth's Shape and Lunar Phases

Aristotle concluded that the Earth is round based on:

• The shape of Earth's orbit.

• The circular shadow during lunar eclipses.

• The motion of planets in the sky.

• The alignment of stars in the night sky.

Eratosthenes calculated Earth's circumference by:

• Measuring the speed of light.

• Using angles of shadows in different cities.

• Observing the Moon's orbit.

• Studying Earth's rotation axis.

Which observation supports the idea that Earth is round?

• The Moon's phases.

• The Sun's movement across the sky.

• Ships disappearing from the waterline upward.

• Tides caused by the Moon.

The shadow creating the lunar phases is due to:

• Earth's shadow.

• The Moon's own shadow.

• The Sun's shadow.

• None of the above.

Tags

NGSS.MS-ESS1-1

A waxing crescent Moon is observed when:

• The Moon is fully illuminated.

• A small portion of the Moon on the right is lit.

• The Moon is fully darkened.

• The left half of the Moon is illuminated.

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NGSS.MS-ESS1-1

The sequence of lunar phases is:

• New Moon → Waning Crescent → Full Moon → Waxing Crescent.

• Full Moon → New Moon → Waxing Crescent → Waning Crescent.

• New Moon → Waxing Crescent → Full Moon → Waning Crescent.

• Full Moon → Waning Gibbous → Waxing Crescent → New Moon.

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NGSS.MS-ESS1-1

The Moon is tidally locked to Earth, meaning:

• It has no atmosphere.

• It rotates at the same speed as it orbits Earth.

• It moves away from Earth each year.

• Its orbit is perfectly circular.

Tags

NGSS.HS-ESS1-4

NGSS.HS-PS2-4

What is the term for the Moon's closest approach to Earth?

• A. Apogee

• B. Perigee

• C. Umbra

• D. Antumbra

Tags

NGSS.MS-ESS1-1

Why does the Moon appear very slightly larger at certain times?

• A. Its orbit fluctuates in speed.

• B. It moves closer to Earth at perigee.

• C. Its atmosphere magnifies its size.

• D. The Earth tilts toward the Moon.

Tags

NGSS.HS-ESS1-4

A solar eclipse occurs when:

• A. The Earth blocks sunlight to the Moon.

• B. The Moon passes between the Earth and Sun.

• C. The Moon moves to its apogee.

• D. The Sun's rays bend around Earth.

Tags

NGSS.MS-ESS1-1