Simple Machines
Science
Simple Machines starts at 3 and continues till grade 5.
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See sample questions for grade 5
A crowbar is used to lift a heavy rock. What type of simple machine is the crowbar acting as?
A person uses a screwdriver to turn a screw into wood. What two simple machines are being used?
A ramp is 4 meters long and rises 1 meter high. What type of simple machine is this?
Describe how an inclined plane helps move heavy objects.
A crowbar is used to lift a heavy rock. What type of simple machine is the crowbar acting as?
A person uses a screwdriver to turn a screw into wood. What two simple machines are being used?
A ramp is 4 meters long and rises 1 meter high. What type of simple machine is this?
A ramp is 6 meters long and 2 meters high. What is the mechanical advantage of the ramp? (Mechanical advantage = length of ramp / height of ramp)
A seesaw is an example of which type of simple machine? (1) Pulley (2) Lever (3) Screw (4) Inclined plane
If a lever has its fulcrum in the middle, what class of lever is it? (1) First class (2) Second class (3) Third class (4) Fourth class
Which of the following is an example of a wedge? (1) Ramp (2) Axe (3) Pulley (4) Wheelbarrow
Which of the following is an example of a wheel and axle? (1) Doorstop (2) Bicycle wheel (3) Knife (4) Ramp
Fill in the blank: A ________ is a simple machine that consists of a wheel with a rope around it, used to lift objects.
Fill in the blank: A ________ is a simple machine that has a bar that pivots on a fixed point.
Fill in the blank: A ________ is a simple machine that is made of a wheel attached to a rod.
Fill in the blank: A ________ is a simple machine that is made of two inclined planes joined back to back.
True or False: A bicycle uses more than one type of 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 pair of scissors is an example of a compound machine.
