Important Dates
Seasons
Size and Scale
One direction
100

Every four years on February 29th

What is Leap Year

100

The seasons are caused by our axis being on this tilt (what degree)

What is 23.5 degrees

100

In summer, the shadows occur shorter at this time of day.

What is the early afternoon (solar noon)

100

The moon is roughly what fraction the size of Earth.

What is 1/4.

100

Kim Kardashian and Kanye West's baby's name

North West

200

On June 21st and December 21st each year

What are the solstices (summer and winter)

200
When the Northern Hemisphere experiences summer the Southern Hemisphere experiences which season?

What is winter.

200

The reason shadows are longer at dawn and dusk regardless of season.

What is the Earth's rotation to the sun each day.

200

Approximately how many Earth's could fit across the Sun's diameter?

What is 109 Earths.

200

The sun appears to rise in this direction

What is the east.

300

Occurring on March 21st and September 21st

What are the equinoxes

300

How much time is there between the two equinoxes each year?

What is 6 months.

300

Winter shadows appear longer throughout the day, but why?

The sun hits Earth at a lower angle due to Earth's tilt.

300

The Sun is a huge distance from Earth.  How many kilometers from Earth is the Sun?

What is 150 million kilometers

300

Our axis always faces towards what object?

What is the North Star (Polaris).

400

Halley's comet is set to arrive again in ______.

What is 2061

400

In winter the Northern Hemisphere is closer to the sun, yet temperatures are colder.  What explains this?

The sun travels through more atmosphere being at a low angle due to Earth's tilt.

400

At what time of day and what season would a shadow be difficult to see because it is so small?

What is solar noon and in the summer.

400

The moon and the sun appear to be the same size, but aren't.  Why does this occur?

The moon is 400 times smaller, but 400 times further away.  The sun is about 400 times larger, but 400 times further away.

400

Antarctica is located in this hemisphere

What is the Southern Hemisphere.
500
The Anasazi recorded the first image of a supernova in this year.

What is 1054.

500

Other planets experience seasons.  One planet that has a tilt close to ours is ______ at a ______ tilt.

What is Mars at a 25 degree tilt.

500

Shadows will appear ________ when the sun is at a low lying angle.

What is longer or larger.

500

Earth's diameter in km

What is 12,756 kilometers in diameter.

500

Our orbit around the sun and our rotation go in this direction.

What is counterclockwise.

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