Vocabulary
Shadows
Day/Night
Patterns
100
An imaginary line that Earth rotates around
Axis
100
If the shadow is in the West, where is the sun?
East
100
Does everyone experience night at the same time? Why not?
No. Parts of the Earth are facing away from the Sun.
100
How long does it take to complete a full rotation?
24 hours
200
The northernmost point on Earth as determined by the planet's rotation
North Pole
200
How does shadow length change during the day?
Shadows start out long and get shorter until about midday, then gets longer again
200
Which season has a pattern of longer days?
Summer
200
Which way does the Earth turn?
Counterclockwise
300
The southernmost point on Earth, as determined by the planet's rotation
South Pole
300
Which outline on the student's recorded observations represents where the shadow was at 10:00 in the morning?
B
300
Which season has a pattern of shorter days?
Winter
300
How long does it take the Earth to make one orbit?
365.25 days
400
Making a complete spin on an axis
Rotation
400
Which point on the diagram represents where the shadow can be predicted to fall at 3 PM?
C
400
If a Summer season has 13 hours 30 minutes of daytime and 10 hours 30 minutes of nighttime, how many hours of daytime does Winter have?
10 hours 30 minutes
400
If the Earth started rotating faster, what would happen to the length of each day on Earth?
It would take less time to make one rotation.
500
What happens when sunlight hits an opaque object
Shadow
500
When do we have night?
We have night when our side of the Earth is in Earth's shadow
500
Describe how the amount of daylight hours change throughout the year.
Winter has the shortest day of the year. Daylight then increases through spring until we have the longest day of the year in summer. From there, it slowly decreases through fall until we get to the shortest day of the year again in winter.
500
Why is there a difference in the length of daylight throughout the year?
Our tilted axis