1. Which is a double inclined plane put back to back?
a.lever
b. pulley
c. wedge
d. screw
2. What kind simple machine is a flat surface with one end higher than the other to lift
heavy objects with relatively little effort?
a.wedge
c. screw
b. inclined plane
d. lever
3. Which simple machine is used to hold things together?
a, screw
c. lever
b. pulley
d. wheel and axle
4. Which simple machine is used to cut things into pieces or split things apart?
a. lever
b. inclined plane
c.screw
d. wedge
5. How does an inclined plane assist a person in moving heavy box up a truck?
a. It pushes the baggage up.
b. It lifts the baggage without exerting effort.
c. Less effort is needed to move the heavy baggage.
d. More effort is needed to move the heavy baggage.
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