The video discusses NASA's Mars missions, initially planned for 90 days but still ongoing, providing insights into Mars' geology. The missions, led by Cornell University, involved sophisticated technology to deliver the Rovers, Spirit and Opportunity, to Mars. They relied on solar panels, which were expected to fail due to dust storms, limiting mission life. The Rovers were launched in 2003, with Spirit landing using parachutes and airbags, exploring Mars' Gussev Crater.

What was the original duration planned for the Mars Rover missions?

• 120 days

• 60 days

• 30 days

• 90 days

Which university led the science team for the Mars Rover missions?

• Stanford University

• Cornell University

• MIT

• Harvard University

What was the primary power source for the Mars Rovers?

• Nuclear power

• Battery cells

• Wind turbines

• Solar panels

Why were the Mars Rover missions initially expected to last only 90 days?

• Mechanical failures

• Expected dust coverage on solar panels

• Limited fuel supply

• Communication issues

What method was used to ensure a safe landing for Spirit on Mars?

• Parachute and airbags

• Landing gear

• Retrorockets

• Glider wings