Question

Q9. The observatory on the 82nd floor of the Empire state building is 320m above the ground. If you dropped a penny from there, with what speed would it hit the ground?

Q10 How fast would you have to throw an object upward for it to reach of 12.5m?

Q11. A car accelerates from rest at 6 for 5s. What is the car's average velocity during this time?

Q12 A car accelerates from rest at 5 for 200m. Suddenly, the car brakes at 7 until stopped. how long does the entire trip take?

Answer 1

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