The center of mass of the Earth-Moon system is called the ________.

• aphelion

• apogee

• barycenter

• perigee

• perihelion

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

The barycenter follows ________.

• a path that is perpendicular to the Earth's ecliptic

• a pattern that parallels the Moon's orbit

• a smooth orbit around the Sun

• a wavy path around the Sun

• the Earth's declination

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

NGSS.MS-PS2-5

If the side of the Earth that faces the Moon experiences a high tide, then the side of the Earth that is opposite from the Moon will have a ________.

• high tide

• low tide

• neap tide

• proxigean tide

• spring tide

Tags

NGSS.MS-ESS1-1

A full lunar tidal cycle is ________.

• 12 hours in duration

• 12 hours 25 minutes in duration

• 24 hours in duration

• 24 hours and 50 minutes in duration

• 48 hours in duration

Tags

NGSS.MS-ESS1-1

When the tides appear to move water in toward the shore it is called ________.

• Flood tide

• Ebb tide

• Lunar tidal bulge

• Solar tidal bulge

When the tides appear to move water away from shore it is called ________.

• Flood tide

• Ebb tide

• Lunar tidal bulge

• Solar tidal bulge

A(n) ________ is the time that elapses between when the Moon is directly overhead and the next time the Moon is directly overhead.

• Solar day

• Martian day

• Lunar day

• Earth day

Tags

NGSS.MS-ESS1-1

Which of the following best explains why there is a difference between a lunar day and a solar day?

• During one Earth rotation, the Moon has continued orbiting Earth.

• The Moon must rotate an additional 50 minutes to catch up to Earth.

• The solar day and lunar day are measured from different meridians.

• The Sun has a stronger pull on the larger Earth versus the smaller Moon.

• The tide-generating forces of the Sun and Moon are working at right angles.

Compared with a solar day, a lunar day is ________.

• equal to a solar day

• half the length of a solar day

• longer than a solar day

• shorter than a solar day

• twice the length of a solar day

Tags

NGSS.MS-ESS1-1

The vertical difference between consecutive high and low tides is called the ________.

• ebb tide

• flood tide

• todal bore

• tidal height

• tidal range