Motions of the Sky Review

In the diagram, the Earth is shown at two points in its orbit around the sun How many rotations does the Earth go through in moving from position 1 to position 2?

• 0.42

• 5

• 10

• 150

• 365

Tags

NGSS.MS-ESS1-1

In the diagram, the Earth is shown at two points in its orbit around the Sun. How many revolutions does the Earth go through in moving from position 1 to position 2?

• 0.25

• 0.75

• 1

• 25

• 91

Tags

NGSS.MS-ESS1-2

A star is on the north point of the horizon. Where will the star be in 6 hours?

• Position A

• Position B

• Position C

• Posistion D

• None of these points

Tags

NGSS.MS-ESS1-1

A star is on the north point of the horizon. Where will the star be in 12 hours?

• Position A

• Position B

• Position C

• Posistion D

• None of these points

Tags

NGSS.MS-ESS1-1

An observer in Swanzey NH (latitude = 42° N) sees three stars rising on the eastern horizon. Which of these stars might later pass through the zenith point?

• A

• B

• C

Tags

NGSS.MS-ESS1-1

The Earth revolves around the sun in a counter-clockwise direction, moving 1° per day (360° per 365 days). This motion causes the sun to appear to move...

• 1° per day eastwards

• 1° per day westwards

• 15° per day eastwards

• 15° per day westwards

• Not at all - the sun doesn't appear to move

Tags

NGSS.MS-ESS1-1

Greek astronomers recognized that the Sun, Moon and five known planets at that time moved among the background stars over time. In fact the word planet comes from the Greed work for "wanderer." Which of the following diagrams illustrates the region in the sky where a Greek astronomer could find the planets?

• A

• B

• C

• D

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

The orbital tilt (obliquity) of the earth is 23.5°. How would the Earth's seasons be different if the obliquity were increased to 30°

• More intense seasons

• No appreciable change

• Less intense seasons

Tags

NGSS.MS-ESS1-1

If Earth had an orbital tilt (obliquity) of 0°, then

• the direct rays of the sun would always sine on the equator

• day and night would each be 12 hours long everywhere on earth

• an observer on the equator would see the sun pass through their zenith every day

• there would be no seasons

• all of the above

Tags

NGSS.MS-ESS1-1

The planet Vortoon is similar to the Earth except that it has an orbital tilt (obliquity) of 32°. On Vordoon, the Tropic of Cancer would be located at

• 23.5°

• 32°

• 58°

• 66.5°