1. What is the speed of a jet plane that travels 528 meters in 4 seconds?
2. How long will your trip take in hours if you travel 350 km at an average speed of 80
km/h?
3. How far, to the nearest meter, will you travel in 3 minutes running at a rate of 6 m/s?
4. A car has a velocity of 70 km/h north on I35. How long will it take to get to
Oklahoma City which is 343 km away? (Round to the nearest tenth of an hour.)
5. A 300 N force acts on a 25 kg object. What is the objects acceleration?
6. A ball with a mass of 2 kg had a force applied to it for 3.5 s. What was the force?
7. Ali builds a rocket and launches it with an engine that produces 500 N of force. He
2
also uses an instrument to measure its acceleration at 13.5 m/s
. It went a distance
of 1952 m. What was the mass of his rocket to the nearest tenth of a kg?
8. Kylie applies a force of 1.5 N to a 1 kg book to lift it 2 m from the table to the top
shelf. How much work did she do?
9. Joe has to move a 50 kg box 25 m from his car to his apartment. He uses 1500 J to
accomplish his task. What force did he apply to the box?
10. How far did 3 student move a car on a flat surface if the applied 8 N of force each
and a total of 336 J of work?
11. Six different football players tried to move a heavy sled 25 meters but were unable
to move it at all. Each player applied 12 N of force to the sled. How much total work
did they do?