Simple Machines
Week 1
Word List
Simple Machine
axle
fulcrum
inclined plane
lever
pull
pulley
push
screw
wedge
Definitions
Simple Machine noun A machine that requires only the force of a human to perform work. The six
types are: the lever, the wheel and axle (including the gear), the pulley, the inclined plane, the wedge, and
the screw.
axle (aksuhl) noun
a bar or shaft on which a wheel turns
fulcrum (fulkruhm) noun
1. The supporting point of a lever
2. A point at which the lever is supported.
inclined plane noun A simple machine with a flat surface set at an angle to a horizontal surface. A
playground slide is an example of this.
lever (lEHvur) noun,verb
A straight rod that pivots on a point known as a fulcrum
pull (pul) noun,verb The act of pulling; applying force to move something toward or with you. "the pull
up the hill had him breathing harder" "his strenuous pulling strained his back"
pulley (pulee) noun
1. A simple machine that has a wheel over which rope or chains are pulled.
2. A simple machine that uses a rope and wheels to lift heavy objects.
push noun,verb
1. The act of applying force in order to move something away. "he gave the door a hard push" "the
pushing is good exercise"
2. a force used to move away
screw (skroo) noun,verb
axis.
A simple machine that consists of an inclined plane that twists around a central
wedge (wEHj) noun,verb
1. A simple machine with 2 or more inclined planes.
2. two inclined planes placed back to back
Matching
Match each definition with a word.
1. ________________________A machine that requires only the force of a human to perform work.
The six types are: the lever, the wheel and axle (including the
gear), the pulley, the inclined plane, the wedge, and the screw.
2. ________________________A simple machine with a flat surface set at an angle to a horizontal
surface. A playground slide is an example of this.
3.________________________ a. The act of applying force in order to move something away.
b. a force used to move away
4. ________________________A straight rod that pivots on a point known as a fulcrum
5. ________________________a. A simple machine that uses a rope and wheels to lift heavy
objects. b. A simple machine that has a wheel over which rope or
chains are pulled.
6. ________________________a bar or shaft on which a wheel turns
7. ________________________A simple machine that consists of an inclined plane that twists
around a central axis.
8. ________________________a. A point at which the lever is supported. b. The supporting point of
a lever
9. ________________________The act of pulling; applying force to move something toward or with
you.
10. _______________________a. two inclined planes placed back to back b. A simple machine with
2 or more inclined planes.
Multiple Choice
Select the definition that most nearly defines the given word.
_______11. push
A. The supporting point of a lever
B. A simple machine that consists of an inclined plane that twists around a central axis.
C. The act of applying force in order to move something away.
D. A simple machine with 2 or more inclined planes.
_______12. axle
A. The act of pulling; applying force to move something toward or with you.
B. a force used to move away
C. a bar or shaft on which a wheel turns
D. A machine that requires only the force of a human to perform work. The six types
are: the lever, the wheel and axle (including the gear), the pulley, the inclined plane, the
wedge, and the screw.
_______13. pulley
A. A simple machine with a flat surface set at an angle to a horizontal surface. A
playground slide is an example of this.
B. A straight rod that pivots on a point known as a fulcrum
C. A machine that requires only the force of a human to perform work. The six types
are: the lever, the wheel and axle (including the gear), the pulley, the inclined plane, the
wedge, and the screw.
D. A simple machine that uses a rope and wheels to lift heavy objects.
________14. screw
A. A simple machine with a flat surface set at an angle to a horizontal surface. A
playground slide is an example of this.
B. The act of pulling; applying force to move something toward or with you.
C. A simple machine that has a wheel over which rope or chains are pulled.
D. A simple machine that consists of an inclined plane that twists around a central axis.
________15. fulcrum
A. The supporting point of a lever
B. A simple machine with 2 or more inclined planes.
C. The act of applying force in order to move something away.
D. A simple machine that consists of an inclined plane that twists around a central axis.
________16. Simple Machine
A. A machine that requires only the force of a human to perform work. The six types
are: the lever, the wheel and axle (including the gear), the pulley, the inclined plane, the
wedge, and the screw.
B. A straight rod that pivots on a point known as a fulcrum
C. A point at which the lever is supported.
D. a bar or shaft on which a wheel turns
________17. wedge
A. a bar or shaft on which a wheel turns
B. two inclined planes placed back to back
C. The act of pulling; applying force to move something toward or with you.
D. A simple machine that has a wheel over which rope or chains are pulled.
_________18. lever
A. A simple machine that consists of an inclined plane that twists around a central axis.
B. A simple machine with a flat surface set at an angle to a horizontal surface. A
playground slide is an example of this.
C. A straight rod that pivots on a point known as a fulcrum
D. The act of applying force in order to move something away.
_________19. pull
A. The act of pulling; applying force to move something toward or with you.
B. two inclined planes placed back to back
C. A straight rod that pivots on a point known as a fulcrum
D. A machine that requires only the force of a human to perform work. The six types
are: the lever, the wheel and axle (including the gear), the pulley, the inclined plane, the
wedge, and the screw.
__________20. inclined plane
A. A straight rod that pivots on a point known as a fulcrum
B. A point at which the lever is supported.
C. A simple machine with a flat surface set at an angle to a horizontal surface. A
playground slide is an example of this.
D. A simple machine that consists of an inclined plane that twists around a central axis.
Complete the Sentence
Write the word that best completes each of the following sentences.
21. Gravity is a force that ______________________________ things toward the center of the Earth.
22. A door knob is an example of a wheel and ____________________________________.
23. A ramp is an ___________________________ that is used to lift/move a heavy load with less
force.
24. An ax is an example of a _____________________________ that is used to split wood.
25. A seesaw, hammer, and a bottle opener are examples of a ____________________.
26. There are six types of ___________________________.
27. The amount of force you apply when you ______________________ an object will determine
how far it moves.
28. I pulled down on the ___________________________________ to raise the flag up the flag pole.
29. A ______________________ is a simple machine made from an inclined plane wrapped around
a cylinder.
30. The __________________________________________ is what a lever rests on.
Sentences
Choose 5 words from your list, write a sentence with each word.
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Which word is closest in meaning to this definition?
a. The act of applying force in order to move something
away.
b. a force used to move away
sample michine
simle machine
uxli
axle
aksuh
simple machine
simple machene
puh
push
axli
3. Which word is closest in meaning to this definition?
a. A simple machine with 2 or more inclined planes.
b. two inclined planes placed back to back
wedge
screw
scew
wihj
wedg
sroo
levor
wedgi
lever
levur
leverr
2. Which word is closest in meaning to this definition?
A simple machine with a flat surface set at an angle to a
horizontal surface. A playground slide is an example of
this.
aksuh
axli
srew
uxla
scew
inclinid plane
inclined plane
axle
screw
inclined plan
4. Which word is closest in meaning to this definition?
a. A simple machine that has a wheel over which
rope or chains are pulled.
b. A simple machine that uses a rope and wheels to
lift heavy objects.
axle
axli
akuhl
pulleey
pull
polliy
pulle
pul
pulley
5. Which word is closest in meaning to this definition?
6. Which word is closest in meaning to this definition?
A simple machine that consists of an inclined plane that
a bar or shaft on which a wheel turns
twists around a central axis.
widge
simple machine wedge
srew
wej
puul
simple machini axle
axl
screw
sroo
pull
weehj
siple machine
simple machene
widge
wedge
wahj
wege
7. Which word is closest in meaning to this definition?a.
The supporting point of a leverb. A point at which the
lever is supported.
pulley
wedgi
pilie
pulle
fulcum
wege
wedge
fulrum
wej
puley
fulcrum
8. Which word is closest in meaning to this definition?The
act of pulling; applying force to move something
toward or with you.
levor
puull
simpli machine
lever
simpe machine
pull
simle machine simple machine
9. Which word is closest in meaning to this
definition?The act of pulling; applying force to move
something toward or with you.
puley
simpe machine
pull
puull
simple machine
palluy
10. Which word is closest in meaning to this definition?A
straight rod that pivots on a point known as a fulcrum
pulle
widge
wahj
lever
pelluy
lihvur
pulley
puley
levor
wedge
11. Which word is closest in meaning to this
definition?The act of pulling; applying force to move
something toward or with you.
puley simpe machine
pull
puull simple machine
palluy
puul
pulley
simple machene