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Procedure Text

By :NI MADE INTEN KUSUMA DEWI

VII A

18

Goal : How to make water drop microscope ?

Equipment : A used milk can with a

diameter of ± 8 cm, glass, mirror, cork, scissors, nail, plaster,

mosquito/ant, water, can opener.

Step 1 : Remove the upper part and bottom part of can by using a can opener. Step 2 : Cut the milk can into a

sheet.Step 3 : Make a rectangular sheet of 2 x 11 cm.

Step 4 : Then at 5 cm of is length, bend it to 90o. Make a hole in the middle of the bend with a nail.Step 5 : Attach the can which is

shaped like an inverted L to a glass placed upside down, positioning the hole about 2 cm over the base of the glass by

using the plaster.Step 6: To increase the illumination of

object, put the mirror in the glass with a cork base.

Step 7 : Put a mosquito or ant on the base of the glass.

Step 8 : Drop water on that hole. The water functions as a

lens.Step 9 : Bring your eye close to that

water drop and adjust the clarity of sight by

bending the can sheet