rocky planets
What are the four rocky planets
mercury venus earth mars
What does “geology” mean?
The study of Earth or planets physical structure and history
What causes creates on mars
Impacts from meteoroids, asteroids, or comets
Name one Mars rover.
Curiosity Spirit, Opportunity, Perseverance, Sojourner
What is the main gas in Mars’ atmosphere?
Carbon dioxide (CO₂)
Which planet has the hottest surface
venus
What is a rover?
A robotic vehicle that explores a planet’s surface
What is the name of the largest canyon system on Mars?
Valles Marineris
Which rover landed on Mars in 2021?
Perseverance
True or False: Mars has seasons.
True
Which rocky planet has the largest volcano in the solar system
Mars
Define crater.
A bowl-shaped depression caused by an impact
What evidence of water exists on Mars?
Dry riverbeds, ice caps, and minerals formed in water
What tool do rovers use to analyze rocks?
drills
Why are dust storms common on Mars?
Thin atmosphere + strong winds
Which rocky planet rotates the slowest
Venus
What does “orbit” mean?
The path one object takes around another in space
What are sand dunes on Mars mostly made of?
Basaltic sand
Which rover found strong evidence of past water?
Opportunity
What causes the reddish color of Mars’ sky and surface?
Iron oxide (rust)
What rocky planet has the largest geologic feature .
MARS HAS THE LARGEST GEOLOGIC FEATURE SUCH AS A VOLCANO
What does “extraterrestrial” mean?
Originating or existing outside Earth
What landform suggests Mars once had massive floods?
Outflow channels
What helicopter flew on Mars with Perseverance?
Ingenuity
How does Mars’ thin atmosphere affect its temperature?
Causes extreme cold and big day-night swings