Simple Machines Lab PracticumMrs. Green

7th Science

DirectionsIn each picture you are to indicate what simple

machine the object is, not the name of the tool itself.

If it is a lever, indicated whether it is 1st, 2nd, or 3rd class or it will be counted wrong.

#1 Name the simple

machine that is used to keep the lid on.

#2 Name this simple

machine.

#3 Name this simple

machine.

#4 Name this simple

machine.

#5 Name two simple

machines found on this object.

#6 Name this simple

machine.

#7 Name the simple

machine used to remove the iron from the plate.

#8 Name this simple

machine.

#9 Name this simple

machine.

#10 Name this simple

machine.

#11 Name this simple

machine.

#12 This is an old padlock.

Name the simple machine used when the key is inserted.

#13 Name this simple

machine.

#14 Name three simple

machines found on this apple peeler.

#15 Name the three simple

machines indicated by the arrows.

#16 Name this simple

machine.

#17 Name this simple

machine.

#18 Name this simple

machine.