WorksheetsFormative Assessment 1 - The Earth as a Unique Planet
Total questions: 10
Worksheet time: 10mins
1. The Earth is the only planet in the solar system that supports life. Which of the following best explains the statement?
The Earth is exposed to the sun’s rays.
The Earth has only one moon that orbits around it.
The Earth rotates in its axis.
The Earth has breathable atmosphere.
How does the giant planet Jupiter help in sustaining life on Earth?
It protects the Earth from solar flares.
It stabilizes the Earth’s rotation.
Its gravitational pull prevents asteroids from entering the Earth.
It shields the Earth from the sun’s ultraviolet radiation
Why is life NOT possible to exist in a planet with a very low temperature?
Protein, Carbohydrates, and DNA will start to break apart
It will cause the quick evaporation of water
It has insufficient gravity
It causes chemicals to react slowly
What is the main reason why Mars doesn’t hold a significant atmosphere?
Orbital period
Size of the planet
Distance from the sun
Rotational speed
Below are the unique properties of the Earth, EXCEPT:
Strong magnetic field.
Scarce amount of liquid water.
Presence of the moon.
Located in the Goldilocks zone.
How does the core help in sustaining life on our planet?
It creates magnetic field that protects living things from cosmic rays.
It regulates the temperature inside the earth.
It facilitates the formation of magma.
It supplies the people with enough iron to fight common diseases.
How does Earth differ from its twin planet Venus?
Earth has a medium-layered atmosphere while Venus has a thin atmosphere
Earth has a lower surface temperature than Venus.
Earth’s distance from the sun is nearer compared to Venus.
Earth is bigger in radius than Venus.
What is a Goldilocks zone?
It is the area that receives most of the heat and light coming from the sun.
It is the area that has the strongest magnetic field.
It is the area that has the strongest gravitational pull.
It is the area that receives enough energy to allow water to exist as a liquid on its surface.
What is the role of the moon in making Earth as the only planet to sustain life?
It causes extreme temperatures.
It causes very high and low tides.
It causes stability of the Earth’s rotation.
It causes irregular days and nights.
Why are big bright stars less likely to have habitable planets than smaller stars?
they are too long lived
they are short lived and run out of hydrogen fuel quickly
they are too bright
they do not produce enough heat
