2 Minutes

BJ and Pete find a flat area of many square miles where the trees have been knocked down and scorched. The downed tree trunks are all radiating out from a center point creating several craters. There is also metal debris amongst the scorched trees. What could have caused the destruction? Select the most plausible explanation.

HINT: Use the table and compare the effects of each body.

Click here to view the table.

A) A small comet striking Earth.

B) A large asteroid striking Earth.

C) An alien spaceship blowing up over the area.
HELP

Please send any comments to:
Curator:
Tom.Benson@grc.nasa.gov
Responsible Official: Kathy.Zona@grc.nasa.gov