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- 1. Multiple Choice
Which is an example of someone using a simple machine to do work?
a boy runs in the football field
a banker counts money
a mother pushes stroller up a ramp
a girl eats a sandwich
- 2. Multiple Choice
A machine with grooves that winds round and round in a spiral is a
pulley
screw
wedge
lever
- 3. Multiple Choice
A special kind of wheel that changes the direction of the force. When you pull down the object goes up.
wedge
lever
inclined plane
pulley
- 4. Multiple Choice
A machine used for slicing or cutting is a
wedge
inclined plane
screw
lever
- 5. Multiple Choice
A seesaw is an example of a
wedge
inclined plane
screw
lever
- 6. Multiple Choice
What type of simple machine would you find on the bottom of a car?
Pulley
Wedge
Inclined plane
Wheel and axle
- 7. Multiple Choice
Simple machines are simple tools that are found around us. Which is a function of simple machines?
Changing the force direction is not possible
Make our work easier
Increase the effort exerted in doing the task
Make work longer and difficult to do
- 8. Multiple Choice
A heavy object could be rolled up instead of lifting it straight. Using this simple machine we can save our effort. What simple machine is this?
screw
lever
inclined plane
pulley
- 9. Multiple Choice
In case of third class lever, the sequence is
fulcrum, load, effort
load, fulcrum, effort
fulcrum, effort, load
effort, load, fulcrum
- 10. Multiple Choice
In your art class, your teacher instructs you to cut papers into four equal parts. Which among the following will you use?
cutter
ruler
pair of scissors
hands
- 11. Multiple Choice
Wedge is an example of a simple machine. In which of the following activities will you use wedge to lessen your work?
Using knife to cut big parts of vegetables.
Using a can opener to open the can of sardines.
Using a ramp to park the bicycle into a higher parking place.
Using a staircase to reach the second floor.
- 12. Multiple Choice
A pulley makes work easier by
changing the direction of force
increasing distance
increasing force
none of these
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