ES Hmwk; Celestial Motions of Sun & Earth

If the Earth rotated from north to south, the North Star would appear to

• set in the south

• set in the north

• move in a circle in the sky

• remain stationary

How would a three-hour time exposure photograph of stars in the northern sky appear if the Earth did NOT rotate?

• 1

• 2

• 3

• 4

An observer took a time-exposure photograph of Polaris and five nearby stars. How many hours were required to show these star paths?

• 6

• 2

• 8

• 4

When observed from a location in New York State for an entire night, the North Star (Polaris) appears to...

• rise in the east and set in the west

• rise in the west and west in the east

• move southward along an arc-shaped path

• remain stationary in the sky

Explain why most stars seem to move from east to west across the sky

(a)  

the star Sirius is observed in the evening sky during the month of January. At the end of 3 hours, Sirius will appear to have moved

• 60 degrees

• 45 degrees

• 3 degrees

• 0 degrees

On December 21, at which latitude would an observer find the Sun directly overhead?

• 0 degrees

• 23.5 degrees North

• 23.5 degrees South

• 90 degrees South

Tags

NGSS.MS-ESS1-1

The Sun's apparent daily movement across the sky is caused by...

• the Sun's revolution around the Earth

• Earth's revolution around the Sun

• the Sun's rotation on its axis

• Earth's rotation on its axis

Tags

NGSS.MS-ESS1-1

At which location below would the Sun produce an angle o 23.5⁰ relative to an observer's head at noon on June 12?

• 0 degrees

• 23.5 degrees North

• 23.5 degrees South

• 66.5 degrees North

Tags

NGSS.MS-ESS1-1

At 40⁰ North latitude, for how many days a year is the Sun directly overhead at noon?

• 1

• 2

• 3

• 0

Tags

NGSS.MS-ESS1-1