What Did Planetary Scientists Learn from the Deep Impact Mission

question 45

Multiple Choice

What did planetary scientists learn from the Deep Impact mission to Comet Tempel 1 in 2005?

• A) A comet of this size can be completely shattered by a rather minor impact.
• B) Comet nuclei are highly radioactive.
• C) The dust thrown up by the impact showed evidence of organic molecules.
• D) The mission success or failure to collect samples will not be known until the spacecraft returns to Earth.

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Definitions:

Economic Importance

The significance of a particular sector, industry, or commodity in contributing to the economic health and growth of a region, country, or global economy.

Fungi

A domain of organisms capable of producing spores that consume organic matter, which includes entities such as molds, yeast, different types of mushrooms, and toadstools.

Products

In a chemical reaction, substances that are formed as a result of the reaction.

Primary Mycelium

A mycelium in which the cells are monokaryotic and haploid; a mycelium that grows from either an ascospore or a basidiospore. Compare with secondary mycelium.