What type of simple machine is a knife considered to be?
The Power of Wedges

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Science, Physics
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10th - 12th Grade
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Hard
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Lever
Pulley
Screw
Wedge
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can wedges be described in terms of inclined planes?
As a single inclined plane
As two inclined planes positioned back to back
As a horizontal plane
As a vertical plane
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a powerful example of a wedge that can split wood?
Hammer
Drill
Saw
Axe blade
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the mechanical advantage of a wedge as it becomes longer and thinner?
It increases
It becomes zero
It decreases
It remains the same
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT an example of a wedge?
Doorstop
Chisel
Wheel
Plow
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