Exam 8: Mars

The planet Mars reaches its closest point to the Earth approximately every

Due to its elliptical orbit, Mars is farther from the Sun on average during summer in the Northern Hemisphere. This means Northern Summer on Mars will be

Martian volcanoes are larger than volcanoes on Earth because

The public debate about Martian canals was not resolved until

Other astronomers were skeptical about Percival Lowell's claims of Martian canals because

Compared to the average surface temperature on the surface of the Earth, the average surface temperature on the surface of Mars is

Significant amounts of liquid water last existed on the surface of Mars during the

Due to its elliptical orbit, Mars is closer to the Sun on average during winter in the Northern Hemisphere. This means Northern Winter on Mars will be

At the Mars Pathfinder landing site, the surrounding rocks are scattered and stacked against each other. This suggests that the spacecraft landed in

An image of Mars taken with the Hubble Space Telescope shows a small Northern polar cap and a large Southern Polar cap. What season is it in the Northern hemisphere?

The presence of channels carved out on the slopes of Martian volcanoes is consistent with

The most likely way we could terraform Mars would involve

The southern highlands of Mars date to which geological era?

What is the most likely origin of the Valles Marineris on Mars?

The most important geological process that has removed craters from the northern plains of Mars is

Seasons on Mars

The most important factor which contributed to the thinning of the Martian atmosphere was probably the

The volcano Olympus Mons on Mars is

When the Martian axis tilt is small, the Martian poles

The residual polar caps on Mars are made of