What Did the Huygens Probe Photograph as It Landed on Titan

question 9

Multiple Choice

What did the Huygens probe photograph as it landed on Titan?

• A)hills, valleys and rivers
• B)nothing; there was zero visibility due to the methane smog
• C)a water world of frozen ice sheets
• D)a pockmarked surface covered with volcanos
• E)dry, featureless plains

---

Definitions:

Cartoonists' Labor

The work and creative effort put in by cartoonists to produce cartoons and comic art.

Old Jokes

Humorous anecdotes or remarks that have been widely known for a long period of time.

Hydraulic Car Smasher

A type of machine or mechanical press for flattening or crushing cars through the application of high-pressure hydraulic power.

Marginal Cost

The additional cost incurred by producing one more unit of a product or service.