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 4
A person uses a crowbar to lift a heavy rock. What simple machine is the crowbar acting as?
A ramp is used to move a heavy box into a truck. What type of simple machine is the ramp?
Describe how a wheel and axle works.
Explain how a pulley makes lifting a heavy object easier.
Explain why it is easier to push a heavy box up a ramp than to lift it straight up.
List all six types of simple machines.
Name any two simple machines.
What is the main difference between a wedge and an inclined plane?
What is the main purpose of a simple machine?
What simple machine is used in a flagpole to raise and lower the flag?
