Earth and Space 4th Grade Science

This takes 24 hours to complete

How were constellations originally named and identified?

As Earth orbits the sun it is also rotating daily. How many rotations does Earth complete as it orbits around the sun?

We have 4 seasons in a year. Why do we have season?

What causes the apparent movement of objects in the sky such as the sun, moon, or stars?

Scientists describe Earth as having an imaginary line through the poles. What is the imaginary line called?

People in the Northern Hemisphere see the same constellations as people in the Southern Hemisphere.

If you are looking up at the night sky looking for patterns of stars, what are you looking for?

Which of these is responsible for changes from daytime to nighttime on Earth?

If you used a basketball to model Earth and you spun it, what are you demonstrating?