Simple Machines And Tools: Trivia Quiz!
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How many classes of levers are there?
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One
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Two
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Three
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Four
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Five
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Simple machines are devices or tools with few or no mechanical moving parts or tools that make work more comfortable, like a wedge, wheel, axle, lever, pulley, etc., which are used in construction purposes since time immemorial. This quiz will assess your knowledge about simple machines and tools. Let's try it out!
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- 2.
A baseball bat is an example of this class of lever:
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First-class
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Second-class
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Third-class
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Fourth-class
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None of the above
Correct Answer
A. Third-classExplanation
A baseball bat is an example of a third-class lever because the effort (force applied by the batter) is located between the fulcrum (the batter's hands) and the load (the ball). In a third-class lever, the force arm (distance between the fulcrum and the effort) is shorter than the load arm (distance between the fulcrum and the load), which means that the effort has to be greater than the load to achieve the desired result.Rate this question:
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- 3.
The formula for the mechanical advantage of an inclined plane is:
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Input arm divided by the output arm
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Distance divided by height
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Height divided by distance
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Output arm divided by input arm
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1/2 input arm divided by output arm
Correct Answer
A. Distance divided by heightExplanation
The correct answer is "distance divided by height". This formula represents the mechanical advantage of an inclined plane, where the input arm is the distance and the output arm is the height. Dividing the distance by the height gives us the ratio of how much the load is reduced or how much easier it is to move the load up the inclined plane.Rate this question:
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- 4.
All of these are examples of inclined planes except:
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Hatchet
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Ramp
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Staircase
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Slide
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Wheel
Correct Answer
A. WheelExplanation
The wheel is not an example of an inclined plane because it is a circular object that rotates around an axle, rather than being a flat surface inclined at an angle. Inclined planes are typically flat surfaces that are sloped, such as a ramp, staircase, or slide, which allow objects to be moved up or down with less force. A hatchet is not an inclined plane either, as it is a tool used for cutting or chopping.Rate this question:
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- 5.
All of these are types of gears except:
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Snake
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Worm
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Spur
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Bevel
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Rack and pinion
Correct Answer
A. Snake -
- 6.
These two simple machines make a screw:
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Wheel and axle and inclined plane
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Inclined plane and wedge
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Lever and wedge
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Pulley and lever
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Gear and wedge
Correct Answer
A. Inclined plane and wedgeExplanation
An inclined plane and a wedge are two simple machines that can be used to make a screw. An inclined plane is a flat surface that is sloped, which allows for the gradual increase in height or distance covered. A wedge is a triangular-shaped object that is used to separate or lift objects apart. In the case of making a screw, the inclined plane can be used to create the spiral shape of the screw, while the wedge can be used to cut or carve the threads into the screw. Together, these two simple machines can be used to create a screw.Rate this question:
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- 7.
What simple machine combines with itself to make a wedge?
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Lever
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Inclined plane
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Gear
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Wheel and axle
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Pulley
Correct Answer
A. Inclined planeExplanation
A wedge is a simple machine that is formed by two inclined planes joined together. When the inclined planes are pushed together, they create a sharp edge, which allows the wedge to be used for splitting or cutting objects. Therefore, the correct answer is inclined plane, as it combines with itself to form a wedge.Rate this question:
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- 8.
All of these are examples of a wheel and axle except:
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Nail
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Rolling pin
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Roller skates
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Door knob
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Windmill
Correct Answer
A. NailExplanation
A wheel and axle is a simple machine that consists of a wheel attached to a smaller axle. The wheel and axle work together to allow for the movement and transfer of force. In this case, all the options listed (rolling pin, roller skates, door knob, and windmill) have a wheel and axle mechanism. However, a nail does not have a wheel and axle mechanism, as it is a pointed metal object used for fastening objects together.Rate this question:
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- 9.
The handles of a pair of scissors are an example of this type of simple machine.
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Gear
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Wheel and axle
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Pulley
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Wedge
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Lever
Correct Answer
A. LeverExplanation
The handles of a pair of scissors act as a lever. A lever is a simple machine that consists of a rigid bar that pivots on a fixed point called a fulcrum. In the case of scissors, the fulcrum is the screw that holds the two blades together. When pressure is applied to the handles, it causes the blades to pivot around the fulcrum, allowing them to cut through materials. Therefore, the handles of a pair of scissors demonstrate the principle of a lever.Rate this question:
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- 10.
What is a simple machine that uses grooved wheels and a rope to raise, lower, or moves a load?
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Lever
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Wheel and axel
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Inclined plane
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Pulley
Correct Answer
A. PulleyExplanation
A pulley is a simple machine that uses grooved wheels and a rope to raise, lower, or move a load. The grooved wheels, called sheaves, are connected by a rope or cable, and when force is applied to one end of the rope, the load on the other end is lifted or moved. Pulleys are commonly used in systems such as elevators, cranes, and flagpoles to make it easier to lift heavy objects.Rate this question:
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Current Version
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Mar 21, 2022Quiz Edited by
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Nov 26, 2007Quiz Created by
Tbutler
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