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GURDON INSTITUTE - ZOOM ON THE MICROSCOPE
1. CHECK OUT THE SC∆LE OF THINGS BELOW ∆ND
FIND OUT THE ∆VER∆GE WIDTH OF ∆ H∆IR.
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SMALL MOLECULE PROTEIN VIRUS BACTERIA CELL HAIR FRUIT
FLY MOUSE HUMAN WHALE
MICROSCOPY NAKED EYE
1nm 10nm 100nm 1um 10um 100um 1mm 1cm 10cm 1m 10m
Magnification is when we make things appear bigger so that we can see them more clearly. We cannot see the cells making the layers found in an onion with our naked eyes because they are on average 0.25mm. But when enlarged 100 times, we can see the “brick wall” structure.
100 X
2. HOW BIG WOULD ∆ 2mm C∆T FLE∆
BE IF M∆GNIFIED 100 TIMES?
3. C∆N YOU GUESS WH∆T E∆CH OF THESE ITEMS
LOOKS LIKE USING ∆ MICROSCOPE?
4. C∆N YOU GUESS WH∆T
THIS IM∆GE IS? X 100
POPPY SEEDS
A BROWN SUGAR
B BUTTERFLY
C FEATHER
D
meter m 100 1 m centimeter cm 10-2 0.01 m millimeter mm 10-3 0.001 m micrometer ��m 10-6 0.000001 m nanometer nm 10-9 0.000000001 m
4) Part of a fruit fly gut Brow sugar = D; Butterfly wing = B; Feather = A; 2) 20 centimeters; 3) Poppy seed = C ; Answers: 1) A hair’s width is about 50 micrometers;
