Solar System
Stars
Measurement
Daytime & Nighttime
100

This celestial object is in the middle of our solar system, providing Earth with light and heat.

What is the Sun?

100

 Our Sun is this type of giant, shining space object made of hot gas.

What is a star?

100

Ascientist who studies outer space, stars, and planets.

What is an astronomer?

100

This motion of Earth facing away from the Sun. This is what causes nighttime on our planet.



What is rotation?

200

This is where all constellations are located.



What is outside of our solar system?

200

This is a pattern or group of stars in the night sky

What is a constellation?

200

This is what you do when you picture how big  something in in your head.


What is visualizing?

300

 This is the third planet from the Sun, floating in space, where humans live.



What is Earth?

300

 The exact number of stars in our solar system.

What is one?

300

Scientists create these to represent the large objects they study.

What are models?

400

Ordered from smallest to largest, this is the correct sequence for planet Earth, a constellation, and a student.

What is a student, planet Earth, and a constellation?

400

Orion and the Big Dipper are two well-known examples of these star patterns.



 What are constellations?

400

It sounds like a unit of time, but this term measures distance in space.

What is a light-year?

500

Earth completes one full orbit around this star every 365 days.

What is the Sun?

500

The distant star Sirius is larger than our Sun, but it looks like a tiny point of light from Earth because of this factor.

What is distance/or being many light-years away?

500

This happens when artificial city lights hide the night sky.



What is light pollution?

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