Pulleys

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Answer the questions about pulleys:


a) How do they lift the pail of water?
b) Which types of pulleys do you see in the video?
c) Complete the sentence: "What she is gaining in the force, she is losing in the .................".
d) In a pulley system of 3 pulleys, each meter the pail lifts, how may meters does she pull?
e) Write 3 examples where systems of pulleys are used nowadays?



Comments

  1. Ainoa Carnicero Ruiz, 3ºA3 March 2015 at 12:09

    a) They lift the pail of water by pulleys.
    b) Single fixed pulley, single movable pulley and block and tackle.
    c) "What she is gaining in the force, she is losing in the DISTANCE."
    d) I understand something like this: In essence, she becomes three times strong as Jack. So, I think that she must pull 3 meters.
    e) For example, to raise the sail of a boat, on a roller coaster wagons or in the operation of a train.

    ReplyDelete
  2. Verónica García Montoya 3ºA5 March 2015 at 08:57

    a) How do they lift the pail of water?
    With a pulley

    b) Which types of pulleys do you see in the video?
    A single fixed pulley, a single movable pulley

    c) Complete the sentence: "What she is gaining in the force, she is losing in the .................".
    Distance

    d) In a pulley system of 3 pulleys, each meter the pail lifts, how may meters does she pull?
    She pull one meter

    e) Write 3 examples where systems of pulleys are used nowadays?
    The train cables, the roller coaster and in the construction



    Verónica García Montoya 3ºA

    ReplyDelete
  3. María López Olmeda 3°A6 March 2015 at 06:58

    a) Using a pulley
    b) Fixed pulleys, movable pulley, compound pulley
    c) Distance
    d) 3 meters
    e) Trains, cranes and sail boats

    ReplyDelete
  4. Enrique Alcázar 3ºB10 March 2015 at 09:11

    1. With a movable pulley.
    2. Movable pulley and block and rackle.
    3. "What she is gaining in the force, se is losing in the distance"
    4. 3 meters
    5. Crain, train and roller coaster.

    ReplyDelete
  5. Alex Moreno Villanueva 3ºA10 March 2015 at 10:09

    a) We can lift the pail of water with a pulley.
    b)Movable pulleys, compound pulleys and fixed pulleys.
    c)distance.
    e)Trains, sail boats and cranes.
    d)3 metres.

    ReplyDelete
  6. Héctor 3º A10 March 2015 at 11:28

    a. With levers and pulleys.
    b. Single fixed pulley, single movable pulley.
    c. What she is gaining in the force, she is losing in the load.
    d. Two meters. The double.
    e, Lift, well and blinds.

    ReplyDelete
  7. Unknown10 March 2015 at 11:50

    a) Using a pulley
    b) Fixed pulleys, movable pulleys and compound pulleys
    c) distance
    d) 3 meters
    e) Cranes, trains and sail boats
    I am Eduardo of 3ºA

    ReplyDelete
  8. Miguel Moya Cano 3ºB22 March 2015 at 10:25

    a) How do they lift the pail of water?
    First with a movable pulley and second with a block and tackle: 2 fixed and 1 movable pulleys.

    b) Which types of pulleys do you see in the video?
    Fixed pulley, movable pulley and block and tackle.

    c) Complete the sentence: "What she is gaining in the force, she is losing in the .................".
    Distance

    d) In a pulley system of 3 pulleys, each meter the pail lifts, how may meters does she pull?
    She pulls 3 meters for each meter.

    e) Write 3 examples where systems of pulleys are used nowadays?
    The systems of pulleys are used in cranes, trams or blinds.

    ReplyDelete
  9. Miguel Martinez Mesas 3ºA29 March 2015 at 02:27

    a) With a pulley
    b) Fixed pulleys, movable pulley and compound pulley
    c) "What she is gaining in the force, she is losing in the (distance)"
    d) 3 meters
    e) Cranes , sail boats and trains

    ReplyDelete

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