Simple Machines
Science
Simple Machines starts at 3 and continues till grade 5.
QuestionsToday has an evolving set of questions to continuously challenge students so that their knowledge grows in Simple Machines.
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See sample questions for grade 3
A child uses a ramp to push a box into a truck. What simple machine is the ramp?
A person uses a screwdriver to put a screw into wood. What two simple machines are being used?
Describe how an inclined plane helps move heavy objects.
Describe what happens when you use a lever to lift a heavy object.
Explain how a pulley makes lifting a heavy object easier.
Explain why a wheel and axle makes moving things easier.
A child uses a ramp to push a box into a truck. What simple machine is the ramp?
A person uses a screwdriver to put a screw into wood. What two simple machines are being used?
A seesaw on a playground is an example of which simple machine? (1) Pulley (2) Lever (3) Screw (4) Wheel and axle
Which of the following is NOT a function of simple machines? (1) Change the direction of a force (2) Increase the amount of work (3) Make work easier (4) Multiply force
Which of the following is NOT a simple machine? (1) Lever (2) Pulley (3) Computer (4) Wedge
Which of these is an example of a wheel and axle? (1) Door knob (2) Hammer (3) Knife (4) Book
Fill in the blank: A ________ is a simple machine made of a wheel with a rope around it.
Fill in the blank: A ________ is a simple machine that helps you move things by rolling them.
Fill in the blank: A ________ is a simple machine that is a bar that pivots on a point.
Fill in the blank: A ________ is a simple machine that is a flat surface set at an angle.
True or False: A bicycle uses more than one simple machine.
True or False: A doorknob is an example of a wheel and axle.
True or False: A knife is an example of a wedge.
True or False: A ladder is an example of a lever.
