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Choose a category. You will be given the question. You must give the correct answer. Click to begin. Click here for Final Jeopardy THIS…IS… JEOPARDY CLICK SPACEBAR CONTINUE Units Problems KE vs. PE Is It Work? Misc. 10 Point 10 Point 10 Point 10 Point 10 Point 20 Points 20 Points 20 Points 20 Points 20 Points 30 Points 30 Points 30 Points 30 Points 30 Points 40 Points 40 Points 40 Points 40 Points 40 Points 50 Points 50 Points 50 Points 50 Points 50 Points What is the unit for GPE? Joules A Newton is also known as…? kg•m/s 2 The unit for work is what? Joules What is the difference between 2 m/s and m/s ? 2 m/s is equal to m/s•m/s A Newton times a meter is a what? A Newton/meter What is the force needed to move a 5 2 kg ball at 6 m/s ? 30 N What is the distance a box moves with 60 J of work and 3 N of force? 20 m How much kinetic energy does a 0.75 kg ball rolling 20 m/s have? 150 J What is the mass of a child with 30 J of KE moving at a velocity of 2 m/s? 15 kg How much GPE does a 0.5 kg apple have on a branch 5m tall? 24.5 J A ball rolling on the ground. Kinetic Energy A stretched out rubberband. Potential Energy A spaceman thrown in the air. Kinetic Energy/ Potential Energy A man riding on a bicycle down a hill. Kinetic Energy/ Potential Energy A box on the ground. None A student doing homework. No 2 men pulling a box on wheels. Yes Mr. Weston’s endless mnemonics. No A shopping cart with food in it pushed by a 3-yearold. Yes A waiter carrying a platter above his head. No The higher you lift a weight, the more _____ it has. Potential Energy Squeezing a spring is what kind of energy? Elastic Potential Energy Gravitational acceleration equals…? 9.8 m/s 2 Add kinetic energy to ______ to get mechanical energy. Potential Energy The formula for work is force times ______. Distance Make your wager A 75 kg boulder is on the edge of a cliff 698 m high. How much mechanical energy does the ball have? 513,030 J