McCormack - Simple Machines
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| show | Work is done when the object moves in the same direction that the force is acting
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| What is the formula for Work? | show 🗑
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| show | Machines make work easier
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| show | Power = Force x Distance / Time
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| show | They can change the Size, Distance, or Direction of the Effort Force.
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| show | The force you exert on a machine
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| Output Force (Load) | show 🗑
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| Mechanical Advantage | show 🗑
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| show | Mech. Adv. = 100 N / 25 N = 4
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| show | A simple machine with a flat, sloped surface
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| show | A simple machine that is thick on one end and tapers to a thin end on the other.
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| show | A simple machine that is an incline plane wrapped around a cylinder.
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| show | A simple machine rigid bar that is free to pivot on a fixed point
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| What is a Fulcrum? | show 🗑
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| What is a Class 1 Lever? | show 🗑
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| Give one example of a Class 1 Lever? | show 🗑
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| show | A Lever with the fulcrum on one end, the load in the middle and the effort on the end
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| show | A wheel borrow
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| What is a Class 3 Lever? | show 🗑
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| What is a Wheel & Axle? | show 🗑
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| Give one example of a Wheel & Axle? | show 🗑
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| What is a Pulley? | show 🗑
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| show | A mounted pulley that changes the direction of the force
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| What is a Movable Pulley? | show 🗑
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| show | A pulley system made up of fixed and movable pulleys.
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| show | A machine that has two or more simple machines
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| What is a Watt? | show 🗑
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| Calculate the Work if you move 60N up a ladder that is 11 meters tall? | show 🗑
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| What is the Power if you lift 125 N of weight 2 meters high in 5 seconds? | show 🗑
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| A ramp is 10 meters long and 2 meters high, what is the Mech. Adv.? | show 🗑
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| show | MA = Outer radius / Inner radius = 35 cm / 5 cm = 7
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| A lever is 12 meters long from the Effort to the fulcrum and 3 meters from the fulcrum to the Load, what is the MA? | show 🗑
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| What is the trade off if a Block & Tackle has a MA of 4? Effort goes down by 4 X but the ____________________________________ | show 🗑
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To hide a column, click on the column name.
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You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
fmccormack
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