Which of These Objects Is Moving with Constant Velocity but Changing

question 60

Multiple Choice

Which of these objects is moving with constant velocity but changing acceleration?

• A)a rock dropped from a bridge
• B)a car going around a banked curve at 40 m/s
• C)an aircraft being launched off of an aircraft carrier
• D)an aircraft in a banked turn at 100 m/s

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Definitions:

Adenine

A nitrogenous base found in DNA and RNA, which pairs with thymine in DNA and uracil in RNA.

Thymine

One of the four nucleobases in the DNA molecule represented by the letter T, pairing with adenine (A).

Guanine

One of the four main nucleobases found in DNA and RNA, which pairs with cytosine in double-stranded DNA.

DNA Codon

A sequence of three nucleotides in DNA that specifies the inclusion of a particular amino acid in a protein or indicates a start or stop signal in protein synthesis.