

Understanding Moons and Celestial Orbits
Interactive Video
•
Physics, Science
•
9th - 12th Grade
•
Practice Problem
•
Hard
Lucas Foster
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What was the initial belief about celestial bodies in the sky?
They orbited the Moon.
They were stationary.
They all orbited the Earth.
They all orbited the Sun.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the modern understanding of the term 'moon'?
A man-made satellite.
A natural satellite of a satellite of a star.
A natural satellite of a star.
A natural satellite of a planet.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it challenging to define what a moon is?
Because space rocks vary in size and behavior.
Because all moons are perfectly round.
Because moons are always the same size.
Because moons are only found around Earth.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a common misconception about the size of moons?
Moons can be very small, even just rocks.
All moons are large.
Moons are always smaller than asteroids.
Moons are always larger than planets.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the significance of the barycenter in celestial orbits?
It is the center of a moon.
It is the center of a star.
It is the common center of mass around which two bodies orbit.
It is the center of a planet.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When two celestial bodies are of similar size, what is true about their orbit?
They orbit the nearest star.
They do not orbit at all.
One orbits the other without a common center.
They orbit each other around a common center of mass.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the relationship between Pluto and Charon?
Neither orbits the other.
Pluto orbits Charon.
Pluto and Charon orbit each other.
Charon orbits Pluto.
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