Landmasses on a flat map look distorted because _____. A. Earth is a sphere
I believe the answer is D. The NASA mission which sent a probe to collide with a comet's nucleus is the Deep Impact. It is the first mission sent in order to see the interior of a comet. The comet that was aimed was called the Comet Tempel 1.
I'm not 100% sure but I think the answer you are looking for is something like for example; Forest, grassland, tundra, desert, & maybe Ice sheets.
