Star Trails, Day/Night, and Sundials Review

What is the scientific name for the STAR we call "North Star"?

• Hercules

• Ursa minor

• Polaris

• 
  Little dipper

The Earth is divided into four hemispheres, we live in the,   ​ (a)   hemisphere.

• Northern
• Southern
• Eastern
• Western

Which of the following best describes the pattern star trails make in the night sky?

• Facing west will cause the stars to move in a horizontal pattern.

• Facing north will result in circles around the Polaris. (North Star)

• Facing east will create diagonal streaks moving downward.

• Facing south will produce parallel lines along the horizon,

Draw a diagram showing a long exposure picture taken of the stars in our night sky.

Tags

NGSS.MS-ESS1-1

Organize these options into the right categories

Groups:

(a) Earth rotating once on it's axis

,

(b) Earth revolving around the sun.

,

(c) The moon revolving around the Earth

• 1 day/24 hours

• 1 month/27 days

• 1 year/365 days

Tags

NGSS.MS-ESS1-1

What looks to be the Sun moving across the sky is really caused by the motion of ​ (a)  

• the earth rotating on it's axis.
• the moon revolving around earth.
• the sun rotating around the planets.
• the earth revolving around the sun.

Tags

NGSS.MS-ESS1-1

Match the following

• revolution

• The change in the direction of Earth's axis is called...

• rotation

• Earth moving around the sun is called...

• precession

• Earth moving on it's axis is called...

Tags

NGSS.MS-ESS2-6

Draw the invisible line that passes through the North Pole and the South Pole on earth AND the invisible line that divided earth into our northern and southern hemispheres.

(You should draw and label these two lines)

If the earth rotated SLOWER on it's axis, how would that affect the length of the day?

• It would be shorter

• It would be longer

• It would be the same

What time of day is it for earth when facing the sun?

• Dusk

• Nighttime

• Twilight

• Daytime

Tags

NGSS.MS-ESS1-1