Font size
WorksheetsGoldilocks Principle
Total questions: 14
Worksheet time: 7mins
The only planet that we know of which can sustain life is ____________.
Earth
Jupiter
Mars
Neptune
The three conditions that allow us to sustain life on Earth are -
Choose all that apply.
liquid water
distance from the Sun / temperature
atmospheric conditions
stars
In order for life as we know it to exist, a planet must have ______________________.
an axis
liquid water
ice
salt
In order for life as we know it to exist, a planet's atmosphere must contain ____________.
xenon
helium
oxygen
argon
In order for life as we know it to exist, the planet must also be in the _______________.
greenhouse effect
Milky Way galaxy
solar system
habitable zone
In the Habitable Zone, the planet has just the right __________________ for life to exist.
temperature
bubble
greenhouse
aliens
Is Mars in the habitable zone?
yes
no
Why can't we inhabit Venus?
It is too hot due to its thick atmosphere
It is too cold due to its thin atmosphere
It has too many rainstorms
Aliens live there and would fight is off!
Why does Earth need carbon dioxide in its atmosphere?
Choose ALL that apply.
to keep the heat close to Earth for warmth
to help plants photosynthesize
so organisms can breathe carbon dioxide
so that oceans can exist
Earth has 21% of the following gas in its atmosphere -
oxygen
nitrogen
carbon dioxide
methan
Earth has 78% of the following gas in its atmosphere -
oxygen
nitrogen
methane
carbon dioxide
What might happen if Earth didn't have an atmosphere?
we wouldn't be able to breathe
everything would go flying off into space
the Earth's rotation would stop
the seasons would be longer
What does it mean when a planet is in the Goldilocks zone?
READ ALL CHOICES CAREFULLY!!
it has water vapor and is at just the right distance from the sun
it's at just the right distance and temperature and we know life lives on it
It is the area around a star where a planet, with a proper atmosphere might be able to maintain liquid water on its surface
It has just the right land masses and water to support life
Earth has unique properties that are not found anywhere else in our solar system?
True
False
