Astronomy 1A: Earth in Space

What do we call the study of the moon, stars, and objects in space?

• Astrology

• Astronomy

• Starology

• Skyonomy

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

Match the movements with their time!

• 24 Hours

• One Revolution of Earth Around the Sun

• 365 Days

• One Rotation of Earth on its Axis

• 6 Hours

  35 Minutes

• One Lunar (Moon) Cycle

• 29.5 Days

• One Day of School at Carrigan

What do you call the PATH that Earth follows as it completes its journey around the sun?

Tags

NGSS.MS-ESS1-2

What do we call the SYSTEM of organizing time that defines the beginning, end, and divisions or the year?

Match the changes to the modern calendar to the group that made each change!

Groups:

(a) Ancient Egyptians

,

(b) Romans

,

(c) Pope Gregory XIII

• Created one of the 1st calendars!

• Decided to drop 10 days from the calendar in 1582 so that spring didn't come too early!

• Created "Leap Year" so that the calendar was mosre accurate!

• Created a calendar that was "off" by about 11 minutes each year!

• Counted the number of days between the first appearance of the star, Sirius!

• Decided to make a calendar 12 "moonths" long with 30 days in each month!

The Earth experiences seasons because of​ (a)  

• its tilted axis.
• its rotation.
• its distance from the sun.
• its vast ocean currents.
• its large number of trees.
• its north and south poles.

Tags

NGSS.MS-ESS1-1

What does the word EQUI-NOX mean?

• EQUAL NIGHT

• EQUAL DAY

• EQUAL LIGHT

• EQUAL TIME

• EQUAL SEASONS

Tags

NGSS.MS-ESS1-1

DATE MATCH

Groups:

(a) June 20th

,

(b) December 21st

,

(c) March 20th

,

(d) September 22nd

• Northern Hemisphere is Experiencing Vernal Equinox

• Northern Hemisphere is Experiencing Autumnal Equinox

• Southern Hemisphere Tilts Away From Sun

• Northern Hemisphere Tilts Towards Sun

• Southern Hemisphere Tilts Towards Sun

• Northern Hemisphere Tilts Away From Sun

• Southern Hemisphere is Experiencing Autumnal Equinox

• Southern Hemisphere is Experiencing Vernal Equinox

Tags

NGSS.MS-ESS1-1

On which date would the Northern Hemisphere of Earth be tilted AWAY FROM the sun?

• June 20

• September 22

• December 21

• March 20

Tags

NGSS.MS-ESS1-1

On which date would the Northern Hemisphere of Earth be tilted TOWARDS the sun?

• June 20

• September 22

• December 21

• March 20

Tags

NGSS.MS-ESS1-1