A. 55 mi North B. 90 km/h north C. 90 km D. 55mph Which of the following is an expression of speed

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asked Mar 27, 2020 114k views

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Jimkberry · Answer 1 · 2020-04-01T01:46:30+0000

Answer: The correct answer is D. 55mph

Explanation: The speed is a scalar quantity. A scalar doesn't specify a direction whereas B. Specify direction the other units are not for velocity or speed.

A. 55 mi North B. 90 km/h north C. 90 km D. 55mph Which of the following is an expression of speed

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A. 55 mi North B. 90 km/h north C. 90 km D. 55mph​ Which of the following is an expression of speed

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A. 55 mi North B. 90 km/h north C. 90 km D. 55mph Which of the following is an expression of speed