# A pencil on a car

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publish date: 2022/08/06 08:32:7.766746 GMT+1
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Suppose you are a passenger in a car moving at 55 miles per hour. You lift a pencil to the ceiling of the car and drop it. Just before it hits the seat, how fast is it traveling forward? miles/hour. Is the downward speed of the pencil increase or decrease?

Please drag and drop the selected option in the right place or type it instead

increase

descrease

**Correct Answer**

(1) 55

(2) increase

**Explanation**

Its forward speed is still 55 miles/hour; Its downward speed is increasing at the acceleration of gravity.

**Reference**

Basic Physics: A Self-Teaching Guide