Galileo Said That If You Rolled a Ball Along a Level

question 117

Multiple Choice

Galileo said that if you rolled a ball along a level surface it would

• A)slow down due to its natural tendency to come to rest.
• B)keep rolling without slowing down if no friction acted upon it.
• C)roll as long as its inertia nudged it along.
• D)eventually roll in the opposite direction.

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Definitions:

Pentanoic Acid

A five-carbon chain fatty acid, also known as valeric acid, with a chemical formula of C5H10O2.

Condensed Structural Formula

A method of representing molecules wherein the atoms are shown in order but some or all bonds are omitted for simplicity.

COOH

Refers to the carboxyl group, a functional group consisting of a carbon atom double-bonded to an oxygen atom and single-bonded to a hydroxyl group (OH), found in organic acids.

Hexanoic Acid

A colorless, oily fatty acid with an odor that resembles that of goats or other barnyard animals, used in flavoring and manufacturing.