Momentum & Impulse Fastcheck 2

Quiz by Charlotte Wiggins

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20 questions

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- Q1Momentum is a vector quantity.Don't Pick thisDon't Pick thisFalseTrue30s
- Q2The standard unit on momentum is the Joule.Don't Pick thisFalseDon't Pick thisTrue30s
- Q3An object which is moving at a constant speed has momentum.Don't Pick thisDon't Pick thisTrueFalse30s
- Q4An object can be traveling eastward and slowing down; its momentum is westward.Don't Pick thisTrueDon't Pick thisFalse30s
- Q5The momentum of an object varies directly with the speed of the objectTrueDon't Pick thisFalseDon't Pick this30s
- Q6Two objects of different mass are moving at the same speed; the more massive object will have the greatest momentum.TrueDon't Pick thisDon't Pick thisFalse30s
- Q7A less massive object can never have more momentum than a more massive object.TrueFalseDon't Pick thisDon't Pick this30s
- Q8Impulse is a forceDon't Pick thisDon't Pick thisTrueFalse30s
- Q9The kg•m/s is equivalent to the units on impulse.FalseDon't Pick thisTrueDon't Pick this30s
- Q10A force of 100 N acting for 0.1 seconds would provide an equivalent impulse as a force of 5 N acting for 2.0 seconds.Don't Pick thisDon't Pick thisTrueFalse45s
- Q11A truck driving along a highway road has a large quantity of momentum. If it moves at the same speed but has twice as much mass, its momentum is ________________.ZeroQuadrupledTwice as muchHalved30s
- Q12In order to catch a ball, a baseball player naturally moves his or her hand backward in the direction of the ball's motion once the ball contacts the hand. This habit causes the force of impact on the players hand to be reduced in size principally because ___.The time of impact is DECREASEDThe impact velocity is REDUCEDThe time of impact is INCREASEDThe momentum change is DECREASED30s
- Q13Suppose that you're driving down the highway and a moth crashes into the windshield of your car. Which undergoes the greater change is momentum?The mothThe carBoth are the sameDon't Pick this30s
- Q14Cars are equipped with padded dashboards. In collisions, the padded dashboards would be safer than non-padded ones because they ____.Increase Momentum ChangeIncrease the impact timeDecrease the impact timeDecrease Momentum Change30s
- Q15A 4 kg object has a momentum of 12 kg•m/s. The object's speed is ___ m/s.34841230s