A 2000-kg car experiences a braking force of 10,000 N and skids to a stop in 6 s. The speed of the car just before the brakes were applied was

A) 1.2 m/s.
B) 15 m/s.
C) 30 m/s.
D) 45 m/s.
E) none of the above


C

Environmental & Atmospheric Sciences

You might also like to view...

Write a paragraph explaining the physical basis of standard time zones

What will be an ideal response?

Environmental & Atmospheric Sciences

If greenhouse emissions continue to accumulate in the atmosphere at the current rate over the next century, it is predicted that global temperatures will rise by ________

A) 10°C B) 1°C C) 5°C D) 3°C E) 8°C

Environmental & Atmospheric Sciences

Why are nonpersistent pesticides not as environmentally sound as first thought?

What will be an ideal response?

Environmental & Atmospheric Sciences

How were South Africans, under apartheid, considered foreigners in their own land?

What will be an ideal response?

Environmental & Atmospheric Sciences