Simple Machines Part 2 Question Preview (ID: 31145)


Complete These Questions To Review More Information On Simple And Complex Machines. TEACHERS: click here for quick copy question ID numbers.

A simple machine allows the user to apply a______________ force over a _________________ distance to move an object.
a) smaller, larger
b) larger, smaller
c)
d)

Simple machines can also change the _________________ of the force applied. (for example: to move objects up, a rope of a pulley needs to be pulled down)
a) distance
b) gravity
c) velocity
d) nothing

If the distance over which the effort force is exerted is ________________, the same amount of work can be done with a smaller effort force.
a) decreased
b) increased
c) moved
d) changed

Movable pulleys are used to ______________ the effort force.
a) increase
b) reduce
c) not change
d)

A _________________________changes only the direction of the force (you pull down and the weight goes up.)
a) Single fixed pulley
b) Movable pulley
c)
d)

True or False: The more steep the inclined plane the less force is needed to move up.
a) True
b) False
c)
d)

True or False: Scissors are compound machines consisting of two levers and two wheel and axles.
a) True
b) False
c)
d)

True or False: A fishing pole consisting of a lever, a wheel and axle and a pulley.
a) True
b) False
c)
d)

A wheelchair ramp is considered an ___________________.
a) Inclined plane
b) Wheel and Axle
c) Screw
d) Compound machine

A wedge is a type of ______________.
a) Pulley
b) Wheel and Axle
c) Inclined plane
d) Screw

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