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Complete the following sentences with information from the reading.
- There is no ________ on Mars. Just ice.
- Terraforming Mars means making it similar to ________
- For many years, humans probably won’t be able to ________ on Mars without special equipment.
- The flight to Mars will take ________ months.
- One way to warm up Mars is to increase ________ . These will release ________ gases into the air.
- Two technologies that exist now will probably give us power on Mars: ________ and ________.
That's Correct!
It's Wrong!
Mars does not have liquid water, only ice. Terraforming Mars means making it similar to the Earth. For many years, humans probably won't be able to live on Mars without special equipment. The flight to Mars will take six months. One way to warm up Mars is to increase the Carbon Dioxide level. This will release greenhouse gases into the air. Two technologies that exist now will probably give us power on Mars: nuclear power and wind turbines.
