Comparing Rocky Planets

Compare rocky planets: Earth, Mars, Venus, Mercury. Learn about their spheres and find out which is most like ours!

We discussed four different types of spheres (hydrosphere, geosphere, biosphere, hydrosphere) that work together as a system on Earth. Which sphere are you your partner studying? Working with a partner, use the Comparing Rocky Planets Cards to gather evidence about which planet is most similar to Earth. Mercury: Record your notes (minimum 4 bullets) about your sphere for each planet. Venus: Earth: Mars: Which rocky planet's _ is most similar to Earth's? Answer the following questions for your sphere, using evidence from the Comparing Rocky Planets Cards. Fill in the blank from the 4 spheres we have discussed (hydrosphere, biosphere, geosphere, atmosphere). Why? Explain in 4 - 5 complete sentences your answer from the previous question. Which rocky planet's _ is most different from Earth's? Answer the following questions for your sphere, using evidence from the Comparing Rocky Planets Cards.Fill in the blank from the 4 spheres we have discussed (hydrosphere, biosphere, geosphere, atmosphere). Why? Explain in 4 - 5 complete sentences your answer from the previous question.