Question

"Opportunity and "Phoenbe are two of the robotic explorers on Mars. Opportunity landed at 2° south

Latitude, where Mars' radius is about 2,110 miles. Phoenix landed at 68° north latitude, where Mars' radius

Is about 790 miles. Mars rotates on its axis once every 24.6 Earth-hours.

How far does each explorer travel as Mars rotates by 1 radian? Drag and drop each number into the

correct box to complete the explanations.

Opportunity travels

miles and Phoenix travels

miles.

How many hours does it take Mars to rotate 1 radian? Round to the nearest hundredth.

It takes about

hours to rotate one radian.

Using this answer, how fast is each explorer traveling around Mars' axis in miles per hour? Round to the

nearest ten.

Opportunity is traveling around Mar's axis at about

miles per hour and Phoenix at about

miles per hour.