Simple Machines Mastery

Froggy Jumps

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Quiz on basic machines

Anshu

United Arab Emirates

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Simple Machines Mastery


Froggy Jumps Simple Machines MasteryVersion en ligne Quiz on basic machines par Anshu 1 What is the main purpose of a simple machine? a To create energy b To burn fuel efficiently c To change the size or direction of a force 2 Which simple machine has a ramp to lift loads with less effort? a Inclined plane b Wedge c Pulley 3 A lever changes effort by acting around a what? a Fulcrum b Center of mass c Pivot point 4 What simple machine is a rigid bar turning around a fixed point? a Wedge b Pulley c Lever 5 Which machine reduces friction between two surfaces? a Wheel and axle b Inclined plane c Pulley 6 A screw is an inclined plane wrapped around which shape? a Cone b Cylinder c Sphere 7 Which simple machine has a grooved wheel and rope or chain? a Pulley b Screw c Wedge 8 The ratio of output distance to input distance is called what? a Efficiency b Mechanical advantage c Velocity ratio 9 A wedge mainly helps to do what? a Lift heavy loads b Split or cut materials c Turn energy into motion 10 Which combination of machines is a common lifting system in a flagpole? a Wedge with screw b Inclined plane with wedge c Pulley with lever