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Anna007 [38]
2 years ago
12

A car is moving at a speed of 50 km/hour. The driver takes her foot off of the accelerator and the car coasts to a stop. Why? A)

No acceleration means no movement. B) Energy is no longer being transformed. C) Without an external energy source, friction stops the car. D) All the kinetic energy is converted to potential energy or energy of position.
Mathematics
2 answers:
aliya0001 [1]2 years ago
5 0

Answer:

C

Step-by-step explanation:

The friction stops the car because there is no more energy pushing the car forward. Also this should be in the science section.

velikii [3]2 years ago
4 0

C) without an external energy source, fiction stops the car

<em>Sure hope this helps you</em>

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Step-by-step explanation:

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Step-by-step explanation:

The discriminant of a quadratic function describes the nature of its roots:

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Your discriminant of -8 is <em>negative</em>, so it indicates ...

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<em>Additional comment</em>

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