Chapter 2 Lesson 1: Sun-Earth-Moon Systems

What is an equinox?

• marks the beginning of fall or spring

• marks the beginning of summer or winter

• motion of one object around another

Tags

NGSS.MS-ESS1-1

What is a rotation?

• motion around an axis

• motion of one object around another

• marks the beginning of fall or spring

Tags

NGSS.MS-ESS2-6

When does the autumn equinox occur in the Northern Hemisphere?

• June 21

• December 21

• March 21

• September 21

Tags

NGSS.MS-ESS1-1

What is a revolution?

• motion around an axis

• marks the beginning of summer or winter

• motion of one object around another

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

What is a solstice?

• motion of one object around another

• marks the beginning of fall or spring

• marks the beginning of summer or winter

Tags

NGSS.MS-ESS1-1

What happens during a lunar eclipse?

• Earth casts a shadow on the Moon.

• The Moon casts a shadow on Earth.

• The Sun casts a shadow on Earth and the Moon.

Tags

NGSS.MS-ESS1-1

What two effects does the Moon have on Earth?

• solar eclipses and tides

• seasons and tides

• lunar eclipses and seasons

Tags

NGSS.MS-ESS1-1

High tides are lowest when the Moon is in its phases.

Tags

NGSS.MS-ESS1-1

The Moon is waning when it changes from

• new moon to first quarter

• first quarter to full moon

• full moon to last quarter

Tags

NGSS.MS-ESS1-1