2nd Grade Science Unit #1: Patterns in the Sky

The sun is a star. Which is true about the sun?

• It is made of hot gases.

• It is made of cold gases.

• It is the biggest star.

What season is it when the part of Earth where you live is tilted toward the sun?

• fall

• summer

• winter

What can be measured with a shadow stick?

• how shadows change

• how shadows grow

• how moon orbits Earth

Which season has days with the least amount of daylight?

• spring

• fall

• winter

At what time of day are shadows the longest?

• morning

• noon

• night

What causes day and night?

• the moon's orbit

• the suns rotation

• Earth's rotation

About how often does the pattern of moon phases repeat?

• about once a day

• about once every two weeks

• about once every month

Why do stars in the night sky look like tiny points of light?

• because they are very small

• because they are very far away

• because they are not very bright

How many days does it take for Earth to orbit the sun?

• 7 days (week)

• 30 days (month)

• 365 days (year)

When can you see the most stars?

• in the morning

• in the afternoon

• at night