Phases, Eclipses & Tides

A solar eclipse occurs when the New Moon passes directly ____ & casts a shadow on the Earth.

• between the Full Moon & Earth

• between the Sun & Earth

• overhead

• behind the Earth

Tags

NGSS.MS-ESS1-1

____ is when the Moon is closest to Earth in its orbit, ____ is when it is farthest away.

• Perigee, apogee

• Apogee, perigee

• Rotational period, perigee

• Revolution, apogee

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

The full moon phase occurs when the

• Earth is between the Sun & Moon.

• Moon is at perigee.

• Moon is at apogee.

• Moon is between the Sun & Earth.

Tags

NGSS.MS-ESS1-1

The new moon phase occurs when the

• Earth, Sun & Moon are at right angles.

• Moon itself is at its farthest away (apogee).

• Earth is between the Moon & Sun.

• Moon is between the Earth & Sun.

Tags

NGSS.MS-ESS1-1

First & third quarter moon phases occur when the

• Sun, Earth & Moon are all lined up.

• new moon phase changes.

• Moon is at a right angle to the Earth & Sun.

• Earth is at a right angle to the Sun.

Tags

NGSS.MS-ESS1-1

The Moon is "waxing" when it is ___ light from right to left after the new moon phase.

• losing

• emitting

• gaining

• reflecting

Tags

NGSS.MS-ESS1-1

The Moon is "waning" when it is ___ light from right to left after the full moon phase.

• gaining

• receiving

• losing

• reflecting

Tags

NGSS.MS-ESS1-1

Which statement best describes a lunar eclipse?

• occurs when the Moon passes through Earth's shadow

• a very rare event that can damage your eyes if not protected

• lasts about 7-13 minutes

• occurs when the Sun passes through Earth's shadow

Tags

NGSS.MS-ESS1-1

The shape of the Earth's orbit around the Sun & the Moon's orbit around the Earth can be

• described as an ellipse.

• described as circular.

• erratic at times.

• sometimes circular & sometimes elliptical.

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

The Moon takes 27.3 days for one rotation. It takes 29.5 days from new moon to new moon. Why?

• because there is a time difference of 2.2 days

• Earth is also moving around the Sun; the Moon is catching up

• technically the Moon is also revolving around the Sun

• the Moon is just slower than we originally thought

Tags

NGSS.MS-ESS1-1