Force and Effort
Vocabulary
Examples
Short Answer
Fill in the Blank
100
You will use more force when it is steeper
Will you use more force when the inclined plane is steeper or when it is longer?
100
A bar that turns around a fixed point
What is a lever
100
flagpole
Name an Example of a pulley
100
pulley, lever, screw, inclined plane, wheel and axle, and wedge
Name all seven simple machines and what they are used for
100
inclined plane
A __________________ is a large wheel that turns around a smaller wheel or rod
200
a push or pull
What is force
200
a liquid used to decreese friction
What is a lubricant
200
Name an example of a screw
auger
200
Simple Machines are useful tools that make our lives easier and have no or few moving parts
how are simple machines useful
200
inclined plane
An___________________ is a flat surface with one end higher than the other
300
true
True or False can a pulley change the size of the force
300
an inclined plane wrapped around a pole
What is a screw
300
wheelchair ramp
Name an example of an inclined plane
300
wedge
A ______________ is two inclined planes back to back
400
yes
Can a simple machine change the dirrection of the force and the size of the force
400
a wheel and rope used to lift heavy objects by changing the dirrection of the force
What is a pulley
400
ax, knife, and chizzle
Name three examples of a wedge
400
doorknob
A _____________ is an example of a wheel and axle
M
e
n
u