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## Who Wants to Be a Millionaire?

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**Click the appropriate dollar amount at right to proceed to**the question _________________________ _____________________ _____________________ _____________________ ___________________ ___________________ __________________ _________________ _________________ _________________ _________________ ______________ ______________ ______________ ______________ Forces in Motion**Phone A Friend**• “OK Contestant…Please select a friend to help you with this one. You have thirty seconds to discuss your options…” Return to the Question**Ask the Audience**• “Audience, we need your help on this one…in a moment, we’ll ask you to indicate, by show of hands, your choice for the correct answer…” Return to the Question**50/50**Fifty - Fifty • You’ve asked that two of the wrong answers be eliminated, leaving you with one wrong answer plus the correct one. Return to the Question**Correct**Correct! Proceed to Next Question**Incorrect**Sorry, That’s Incorrect Return to the Question**Machine A performs 48 joules of work in 4 seconds. Machine**B performs the same amount of work in half the time. Which machine uses more power? 50/50 Machine A Machine B A B They are the same No work was done C D**A driver is using a steering wheel to reduce the force**needed to turn a car wheel. Which simple machine is this an example of? 50/50 Pulley Lever A B Inclined Plane Wheel and Axle C D**If Mr. Schmidt pushes on the table against Kody and Amber,**the table moves toward _____________. 50/50 The floor The ceiling A B Brady Mr. Schmidt C D**Which complex machine uses MAINLY human force to operate the**simple machines in it? 50/50 ship car A B bicycle go cart C D**The greater the net force acting on an object, the**_________________ the acceleration of the object. 50/50 greater less A B nicer fuzzier C D**Which object has a steady, or constant, motion?**50/50 A sea star A car A B A pendulum The Earth C D**A train travels 140 miles west in 2 hours. What is the**velocity of the train? 50/50 280 miles per hour 70 miles per hour A B 70 miles per hour west 280 miles per hour west C D**When you ride a roller coaster, what makes your body rise**out of its seat at the top of a hill? 50/50 inertia friction A B gravity electricity C D**A truck hits a bug. What is the effect of force on the bug**and the truck? 50/50 The truck has less force The bug has less force A B There is no force The same force on both C D**Which force keeps a satellite in orbit?**50/50 friction gravity A B magnetism elecricity C D**How do electricity and magnetism act on different objects?**50/50 They push or pull without touching. They can only pull objects. A B They can only push objects. The push or pull only if they touch C D**Which law is this? An object at rest remains at rest and an**object in motion remains in motion until an outside force acts on them. 50/50 Newton’s Fourth Law Newton’s Third Law A B Newton’s Second Law Newton’s First Law C D**If a student throws a ball in outer space the ball will**______________ because there are few particles to slow it down. 50/50 explode not slow down A B begin to stop quickly speed up C D**Which of the following is a good example of a pulley?**50/50 A flagpole A screwdriver A B A tricycle wheel A ramp C D**Which law is this? Force equals Mass times Acceleration.**50/50 Newton’s First Law Newton’s Second Law A B Newton’s Third Law Newton’s Fourth Law C D**A Student says that if she throws a ball in space it will**not slow down as quickly as it would on Earth. Is the student correct? Explain why or why not.**Identify two simple machines and explain how they make work**easier. Provide an example of each simple machine you identify.**Isaac Newton explained how things move.**Write Newton’s three laws of motion. Give an example of the first law at work.