Topic: Simple Machines
1 Complete the sentences with appropriate words.
1. The force applied to lift the load using a lever is called __________________________.
2. The point at which a lever is supported is called _______________________________.
3. A wheelbarrow is a lever in which the ___________ is in between the ______________ and the ________________________________________________________________.
4. In the lever of the third type the _______________ is in the middle.
II Mark the following statements as True or False.
1. The pulley changes the direction of force. _______
2. A pair of tongs is an example of third class lever. _______
3. More force is needed to insert a screw into wood than a nail. _______
III Tick the correct answers.
1. Which of the following is not a function of simple machines?
a. Make our work convenient
b. Enable us lift more load with less force.
c. Make our work easier
d. Enable us make the measurements correctly.
2. A screw is a modified form of
a. a lever b. an inclined plane c. a pulley d. a wheel
IV Identify the kind of simple machine.
a. A machine in which a downward effort is used to lift the load up. ________________
b. A machine used to lift a heavy load using less effort. _______________________
V Name the simple machine used in a :
a. spoon _________________________________________________________________
b. screw jack ____________________________________________________________
VI Give reasons. Most hospitals have ramps.
_________________________________________________________________________
_________________________________________________________________________
_________________________________________________________________________
_________________________________________________________________________
VII Look at the picture shown and answer the given questions.
a. Name the simple machine to be used in unloading the box from the vehicle.
_________________________________________
b. What is the function of the machine to be used in unloading?
_________________________________________________________________________
_________________________________________________________________________
c. Mention two other examples of such a machine.
1. ______________________________________ 2. ______________________________
VIII Answer the following questions.
1. What is a lever? _________________________________________________________
_________________________________________________________________________
_________________________________________________________________________
2. A wheel is not a simple machine. What will you do to make it into a simple machine?
What is such a machine called?
_________________________________________________________________________
_________________________________________________________________________
________________________________________________________________________
3.Name two complicated machines that can be taken to be made up of a combination of simple machines. a. ________________________ b. __________________________
Please click on below link to download CBSE Class 5 Science Simple Machines Worksheet
