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- 1. Multiple Choice
A simple machine that consists a rigid bar that pivots on a fixed point
lever
pulley
wheel and axle
fulcrum
- 2. Multiple Choice
An axe is an example of a
pulley
inclined plane
screw
wedge
- 3. Multiple Choice
A seesaw is an example of a
wedge
lever
inclined plane
pulley
- 4. Multiple Choice
The fixed point on the lever is called
load
resistance
bar
fulcrum
- 5. Multiple Choice
When force is used to move an object across a distance, this is called...
effort
power
energy
work
- 6. Multiple Choice
The device used to raise a flag up a flag pole is an example of a
wheel and axle
lever
inclined plane
pulley
- 7. Multiple ChoiceWhich of the following does a simple machine do?allows the users to apply less force over a longer distancereduce the amount of force needed to do workchange the direction of the applied forceall of the above
- 8. Multiple ChoiceName this simple machine.LeverWedgePulleyInclined Plane
- 9. Multiple ChoiceName this simple machine.Wheel and AxleLeverPulleyWedge
- 10. Multiple ChoiceName this simple machine.Wheel and AxleLeverPulleyWedge
- 11. Multiple ChoiceWhich choice is an example of a lever?AxeSeesawBottle CapTunnel
- 12. Multiple Choice
work is equal to _____________ multiplied by distance
power
friction
force
acceleration
- 13. Multiple Choice
A simple machine that splits an object apart is a
inclined plane
fulcrum
wedge
lever
- 14. Multiple Choice
All of these are examples of a wheel and axle except:
pizza cutter
doorknob
windmill
pulley
- 15. Multiple Choice
How can you reduce the amount of force required to lift an object using an inclined plane (ramp)?
increase the length of the ramp
increase the height of the ramp
decrease the length of the ramp
- 16. Multiple Choice
How much work is done if I use 5N of force to move an object 2 meters?
10 Newtons
7 Newtons
10 Joules
7 Joules
- 17. Multiple Choice
What do you call a machine made up of two or more simple machines?
complicated machine
compound machine
comprehensive machine
constructed machine
- 18. Multiple Choice
A lever is designed to:
decrease the amount of force required to do work
decrease the amount of time required to do work
increase the amount of energy needed to work
decrease the amount of work done
- 19. Multiple Choice
A simple machine that is made up of an incline plane wrapped around a cylinder, often used to hold things together is a...
lever
screw
wedge
pulley
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