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Simple Machines Week 1 Word List Simple Machine axle fulcrum

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Simple Machines Week 1 Word List Simple Machine axle fulcrum Powered By Docstoc
					Simple Machines
Week 1


                                                  Word List

Simple Machine             inclined plane               pulley                       wedge
axle                       lever                        push
fulcrum                    pull                         screw

                                                 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      A simple machine that consists of an inclined plane that twists around a central
 axis.

 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?         2. Which word is closest in meaning to this definition?
a. The act of applying force in order to move something         A simple machine with a flat surface set at an angle to a
away.                                                           horizontal surface. A playground slide is an example of
b. a force used to move away                                    this.
                                                                 aksuh                   axli    srew
sample michine           aksuh                     puh           uxla                    scew    inclinid plane
simle machine            simple machine            push          inclined plane          axle    screw
uxli                     simple machene            axli          inclined plan
axle
3. Which word is closest in meaning to this definition?      4. Which word is closest in meaning to this definition?
   a. A simple machine with 2 or more inclined planes.          a. A simple machine that has a wheel over which
   b. two inclined planes placed back to back                   rope or chains are pulled.
                                                                b. A simple machine that uses a rope and wheels to
    wedge              wedg               lever                 lift heavy objects.
    screw              sroo               levur
    scew               levor              leverr                 axle            pulleey              pulle
    wihj               wedgi                                     axli            pull                 pul
                                                                 akuhl           polliy               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.    8. Which word is closest in meaning to this definition?The
   The supporting point of a leverb. A point at which the       act of pulling; applying force to move something
   lever is supported.                                          toward or with you.
    pulley             wedgi                pilie                levor             puull              simpli machine
    pulle              fulcum               wege                 lever             simpe machine      pull
    wedge              fulrum               wej                  simle machine simple machine
    puley              fulcrum
9. Which word is closest in meaning to this                  10. Which word is closest in meaning to this definition?A
   definition?The act of pulling; applying force to move         straight rod that pivots on a point known as a fulcrum
   something toward or with you.                                  pulle               widge             wahj
    puley      simpe machine                 pull                 lever               pelluy            lihvur
    puull      simple machine                palluy               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

				
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