Force, Work & Energy Worksheet-5
Multiple Choice Questions:
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What is an inclined plane wrapped around a cylinder that has a sharp pointed end called?
(a) Wedge (b) Screw (c) Lever
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Identify the type of simple machine.
(a) Pulley (b) Lever (c) Screw
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Which of the following simple machine is turned with the help of a screwdriver?
(a) Pulley (b) Lever (c) Screw
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_____ rotates as it moves forward.
(a) Pulley (b) Lever (c) Screw
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Which simple machine helps to attach things to each other?
(a) Pulley (b) Lever (c) Screw
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Which of the following simple machine has at least one slanting surface ending in a sharp edge?
(a) Wedge (b) Screw (c) Lever
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We are able to do work only when we have ______.
(a) friction (b) energy (c) gravity
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What is the ability to do work called?
(a) friction (b) energy (c) gravity
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This is an axe which is used to cut wood. Identify the type of a simple machine.
(a) Wedge (b) Screw (c) Lever
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Energy of the wind moves its blades which in turn moves the turbine. Identify from the picture given.
(a) Dam (b) Windmill (c) Watermill
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It is a machine with rotating blades that help produce electrical energy. Identify the name of the machine.
(a) Turbine (b) Treadmill (c) Solarcell
Answer Key:
(1)-B; (2)-C; (3)-C; (4)-C; (5)-C; (6)-A; (7)-B; (8)-B; (9)-A; (10)-B; (11)-A