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Planet Cards Activity Worksheet
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Planet Cards Activity Worksheet
🪐 Part 1: Planet Knowledge
1. Which planet is closest to the Sun?
Venus
Mercury
Earth
Mars
2. What is an orbital period?
The time it takes a planet to spin once on its axis
The time it takes a planet to complete one orbit around the Sun
The distance between a planet and the Sun
The size of a planet
3. Which planets are known as gas giants? (Check all that apply)
Jupiter
Mars
Saturn
Neptune
Uranus
4. Fill in the blanks: Planets orbit the Sun in _________ paths, and this motion is _________.
Word bank: predictable, irregular, oval, straight
🔗 Part 2: Planet Matching
5. Match each planet to its correct characteristic:
Mercury
Earth
Jupiter
Saturn
Has prominent rings
Largest planet in our Solar System
The only planet known to support life
Smallest planet and closest to the Sun
6. Explain in your own words why planets follow regular orbital paths around the Sun:
🎨 Part 3: Design Your Own Planet Card
7. Create your own imaginary planet! Draw your planet in the box below and include labels:
8. Complete the information card for your planet:
Planet Name: _________________________
Distance from Sun: _________________ million kilometres
Orbital Period: _________________ Earth years
Special Features:
9. Compare your planet's orbital period to Earth's. Would a year on your planet be longer or shorter than an Earth year? Explain why:
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