Trivia Quiz For Kids About the Planet Mars
Mars is the fourth planet from the what?
Where does Mars rank with regard to size compared to the
A: It's the second smallest planet in the Solar System.
Mars is frequently referred to as the "Red Planet" because
of the what prevalent on its surface?
A: Iron oxide.
Mars is a terrestrial planet with a thin what?
Mars has surface features similar to impact craters on the
moon and what?
A: Volcanoes, valleys, deserts, and polar ice caps of Earth.
Mars is the site of Olympus Mons, the second highest known
mountain within the what?
A: Solar System.
The smooth Borealis basin in the northern hemisphere covers
what percentage of the planet?
A: 40% .
How many moons does Mars have?
What are the names of the two moons of Mars?
A: Phobos and Deimos.
Until the first successful Mars flyby in
1965 by Mariner 4,
many speculated about the presence of what on the planet's surface?
A: Liquid water.
In 2005, radar data revealed the presence of large
quantities of water ice located where on the planet?
A: At the poles and at mid-latitudes.
The Mars rover Spirit sampled chemical compounds containing
what in March 2007?
A: Water molecules.
There are how many functioning spacecraft orbiting mars?
Mars can easily be seen from where with the naked eye?
Mars has approximately half the diameter of what?
A: The earth.
Mars is less dense than Earth, having about 15% of Earth's
volume and what percentage of its mass?
Mars surface area is only slightly less than the total area
of Earth's what?
A: Dry land.
What is the average thickness of the planet's crust?
A: About 31 miles.
Liquid water cannot exist on the surface of Mars due to low
A: Atmospheric pressure.
How much thinner is Mars's atmosphere than Earth's?
A: About 100 times thinner.
Mars has two permanent polar what?
A: Ice caps.