A Car Travels North at 30 M/s for One Half

question 5

Multiple Choice

A car travels north at 30 m/s for one half hour. It then travels south at 40 m/s for 15 minutes. The total distance the car has traveled and its displacement are:

• A) 18 km; 18 km S.
• B) 36 km; 36 km S.
• C) 36 km; 36 km N.
• D) 90 km; 18 km N.
• E) 90 km; 36 km N.

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Definitions:

Polygenic

Relating to or resulting from the influence of multiple genes, especially with regard to traits that exhibit a continuous distribution in the population.

Skin Color

The pigmentation of the skin, primarily determined by genetic inheritance influencing the amount and type of melanin produced.

Height

The measurement of someone or something from base to top or from the ground to a designated top point, expressing vertical dimension.

Blood Type AB

A human blood group characterized by the presence of both A and B antigens on the surface of red cells, making it the universal recipient type in blood transfusion.