A Car Whose Speed Is a Steady 50 Km/h

question 9

Multiple Choice

A car whose speed is a steady 50 km/h

• A) cannot be accelerated.
• B) is accelerated when it climbs a hill.
• C) is accelerated when it descends a hill.
• D) is accelerated when it climbs a hill, goes over the crest, and descends on the other side.

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Definitions:

Sitting Position

A body posture involving the torso being more or less upright and the body being supported by the buttocks in contact with the ground or a seat.

Arterial Problems

Conditions affecting the arteries, including blockages and narrowing that can lead to cardiovascular issues.

Lower Extremity

Refers to the lower part of the body, including the hips, legs, and feet.

Pale and Cool

Describes a physical state typically indicating reduced blood flow or lowered body temperature, which can be symptomatic of various conditions.