Computers and Technology, 30.09.2019 01:30, joelpimentel

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1. a steak knife is made up of which simple machines?

a. lever and pulley
b. wedge and screw
c. pulley and a screw
d. lever and wedge

2. a pair of scissors is made up of what simple machines?

a. wedge and screw
b. lever and pulley
c. lever and wedge
d. screw and pulley

3.the knee is an example of a simple machine in the human body.

true
false

Answers: 2

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1. a steak knife is made up of which simple machines?

a. lever and pull...