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- 1. Multiple ChoiceHow is average speed calculated?Distance divided by timeMass times accelerationTime divided by distanceDistance times time
- 2. Multiple Choice1. Harry Potter rode his broom a distance of 3 kilometers in10 minutes. What was his average speed?.30 km\min30km/min30 mph.30 min/km
- 3. Multiple ChoiceWhat are simple machines?Help us do forceMake less workDevices made of one or two parts that make work easier for humans.What we use
- 4. Multiple ChoiceWhat kind of pulleys are there?MoveableFixedBothNone
- 5. Multiple ChoiceWhat is force?Work on an objectA push or pullThe distance an object goesHow long something takes to go a distance.
- 6. Multiple ChoiceWhat is acceleration?The rate an object is changing its speed.The rate an object changes its distance.Change in motionChange in direction.
- 7. Multiple ChoiceWhat is speed?What makes things moveSame as acclerationThe rate an object is changing its motion.
- 8. Multiple ChoiceWhat is distance?How far an object goesThe measurement of an objects motion
- 9. Multiple ChoiceA car moving at a constant rate.Unbalanced forceBalanced force
- 10. Multiple ChoiceA car at restBalanced forceUnbalanced force
- 11. Multiple ChoiceA car being pushed by another car.Balanced forceUnbalanced force
- 12. Multiple ChoiceThe tendency of an object’s motion to not changeBalanced forceInertiaSpeedAcceleration
- 13. Multiple ChoiceA push force that slows down motion; caused when two objects move against each otherFrictionGravityAir ResistanceBalanced
- 14. Multiple ChoiceWhen an object is moving at the same rate, without slowing down or speeding upUnbalanced forceIntertiaConstant SpeedSpeed
- 15. Multiple ChoiceA simple machine that is used to lift thingsLeverInclined PlanePulleyWedge
- 16. Multiple ChoiceA simple machine used to assist getting things to a higher positionInclined PlanePulleyWheel and axleScrew
- 17. Multiple ChoiceWhat is the average speed of a car going the distance of 400 miles when it takes them 4 hours.100 mph100 ft\sec100 miles per km200 mph
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