Answer key

Prepared by: learnloophq@gmail.com

Last edited 26 days ago by Learn LoopHQ.

Chapter: 05. Simple Machine

⁠

wheel and axle

fulcrum

threads

lubricated (or oiled)

screw jack

nutcracker (or wheelbarrow, oars of a boat, mango cutter, bottle opener)

100%

pulley

cylinder

effort

wedge

load, effort

convenient

tilted or inclined

direction

less

twice

less

fulcrum

Effort

efficiency

different

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