When a Contracting Hot Ball of Gas Spins into a Disk

question 97

Multiple Choice

When a contracting hot ball of gas spins into a disk shape, it cools faster due to

• A)increased convection currents.
• B)increased radiation transfer.
• C)decreased insulation.
• D)increased surface area.
• E)eddy currents.

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Definitions:

Sporangium

Structure that produces spores.

Flagellated

Describes organisms or cells possessing one or more whip-like structures called flagella, used for movement.

Protista

A kingdom of diverse eukaryotic organisms, mostly unicellular, that are not animals, plants, or fungi, including algae, amoebas, and paramecia.

Eukaryotic Kingdoms

The classification categories in the biological taxonomy that comprise organisms with complex cells containing a nucleus, including plants, animals, fungi, and protists.