What is the primary reason scientists believe life could exist on other planets?

Habitability Factors in Planetary Systems

Interactive Video
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Biology, Science, Geography
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9th - 10th Grade
•
Hard

Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Due to the presence of intelligent life on other planets.
Because all planets have water.
Due to the presence of microscopic life on Earth that can survive extreme conditions.
Because all planets have the same conditions as Earth.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is a stable energy source crucial for a planet's habitability?
It prevents the planet from rotating.
It keeps the planet's temperature constant.
It provides light or chemical energy for life processes.
It ensures the planet has a thick atmosphere.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary requirement for a planet to be considered habitable?
Being close to a gas giant.
Existence of liquid water.
Having a large moon.
Presence of a strong magnetic field.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do atmospheres protect planets?
By providing oxygen for life.
By reflecting sunlight.
By burning up meteors and asteroids.
By keeping the planet warm.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why are magnetic fields considered important for the development of life?
They ensure the planet has liquid water.
They help in the formation of rocky planets.
They protect the atmosphere from solar storms.
They provide energy for life processes.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a potential advantage of M dwarf stars for habitability?
They are always surrounded by gas giants.
They have very short lifespans.
They have long lifetimes, allowing more time for life to develop.
They emit intense ultraviolet radiation.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can gas giants affect the habitability of a planetary system?
By providing additional energy to the planets.
By disrupting the formation of smaller rocky planets.
By ensuring the planets have thick atmospheres.
By stabilizing the orbits of smaller planets.
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