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B. Exercises
Exercise 1:
Directions: Below are examples of simple machines with illustrations and some key words.
Group or classify them according to the category of simple machine they belong to. Write your
answers on the table on the next page. Number 1 is done for you.
1.
bottom end of a light bulb
2. threads
3.
fixed, used during flag raising.
4.
knife
5.
pair of scissors
6.
chisel
7.
old fashioned-well
8.
jar lid​