Understanding Equinoxes in Seasons

What is an equinox?

• A day when the Sun is closest to the Earth

• A day when day and night are of equal length

• A day when the Sun is farthest from the Earth

• A day when the Moon is full

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS2-6

When does the vernal equinox occur in the Northern Hemisphere?

• Around December 21

• Around March 21

• Around June 21

• Around September 21

Tags

NGSS.MS-ESS1-1

When does the autumnal equinox occur in the Northern Hemisphere?

• Around December 21

• Around March 21

• Around June 21

• Around September 21

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS2-6

What is the term used to describe the length of day and night?

• Solstice

• Photoperiod

• Equinox

• Hemisphere

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS2-6

Which of the following is true during an equinox?

• The Sun is directly over the Tropic of Cancer

• The Sun is directly over the Equator

• The Sun is directly over the Tropic of Capricorn

• The Sun is directly over the Arctic Circle

Tags

NGSS.MS-ESS1-1

How many equinoxes occur each year?

• One

• Two

• Three

• Four

Tags

NGSS.MS-ESS1-1

Which equinox marks the beginning of spring in the Southern Hemisphere?

• Vernal Equinox

• Autumnal Equinox

• Winter Solstice

• Summer Solstice

Which equinox marks the beginning of fall in the Southern Hemisphere?

• Vernal Equinox

• Autumnal Equinox

• Winter Solstice

• Summer Solstice

Tags

NGSS.MS-ESS1-1

What happens to the photoperiod as you move from the equator towards the poles during an equinox?

• It increases

• It decreases

• It remains the same

• It becomes unpredictable

Which of the following statements is true about the equinoxes?

• They occur when the Earth's axis is tilted towards the Sun

• They occur when the Earth's axis is tilted away from the Sun

• They occur when the Earth's axis is not tilted towards or away from the Sun

• They occur when the Earth's axis is perpendicular to the Sun

Tags

NGSS.MS-ESS1-1