Chapter 7 and 8 Quiz - riverratalpha.webs.com

1 Ch 7 and 8 11/3/2017 Confidence Points For Question #6 only Check One. How confident are you If correct If Incorrect Not confident +0 pts -0 pts Somewhat confident +5 pts -5 pts Very confident +10 pts -10 pts Chapter 7 and 8 quiz Name: _____ Date: _____ Class Period: _____ 1. 2nd law The impulse-momentum relationship is a direct result of Newton s ___ law. 2. Pairs Forces always occur in ____. (based on Newton s 3rd Law) 3. Double When the speed of an object is doubled, its momentum will _____. 4. Pairs Force interactions on an object will require a minimum of ___ forces.

2 5. Road The force that directly propels a car along a highway is that provided by the ___. 6. Down When you jump vertically, you cause Earth to move ____. 7. Larger Compared to the deceleration of the car, the deceleration of the cat in your front seat is (smaller, larger, the same) as the car. 8. False Impulses are smaller when bouncing takes place. (True or False) 9. Momentum is based on a mass and the amount of time a force is placed on that mass. 10. Wagon Which scenario has the greatest momentum? A wagon (30 kg) at 4 m/sec or scooter (10 kg) traveling at 10 m/sec. Ch 7 and 8 11/3/2017 Confidence Points For Question #6 only Check One.

3 How confident are you If correct If Incorrect Not confident +0 pts -0 pts Somewhat confident +5 pts -5 pts Very confident +10 pts -10 pts Chapter 7 and 8 quiz Name: _____ Date: _____ Class Period: _____ 1. _____ The impulse-momentum relationship is a direct result of Newton s ___ law. 2. _____ Forces always occur in ____. (based on Newton s 3rd Law) 3. _____ When the speed of an object is doubled, its momentum will _____. 4. _____ Force interactions on an object will require a minimum of ___ forces. 5. _____ The force that directly propels a car along a highway is that provided by the ___.

4 6. _____ When you jump vertically, you cause Earth to move ____. 7. _____ Compared to the deceleration of the car, the deceleration of the cat in your front seat is (smaller, larger, the same) as the car. 8. _____ Impulses are smaller when bouncing takes place. (True or False) 9. _____ is based on a mass and the amount of time a force is placed on that mass. 10. _____ Which scenario has the greatest momentum? A wagon (30 kg) at 4 m/sec or scooter (10 kg) traveling at 10 m/sec.