gurpreet egg osmosis experiment

EGG OSMOSIS EXPERIMENT

By Gurpreet Singh 817

To observe osmosis in a cell.

1) Place eggs in vinegar to remove the shell

2) Measure the weight

3) Measure the size of the eggs

PURPOSE

4) Place one egg in corn syrup and place the other in water

5) Weigh and measure the egg again

PURPOSE

Weight, size and look weight heavier corn syrup make heavier why corn syrup is heavier

Size larger corn syrup particles go inside the egg

Look darker colour corn syrup is darker than egg

HYPOTHESIS CORN SYRUP

Weight, size, look

Weight increase water has more weight than egg

Size increase because water particles egg

Look same but soggier and squishy

HYPOTHESIS WATER

Egg (2)

Beakers (4)

Corn syrup

Vinegar

Water

Balance

String

Measuring tape

Water

MATERIALS

OBSERVATIONS

Corn syrup

W 71.3

S 17cm

W 48.8

S13

Water W 62.2

S 14

W 77.0

S 18.5

Before After

1. After vinegar

eggs are at bottom, some bubbles

2. After syrup

floating, more bubbles little foam

3. After water

More foam, squishy, soft, poufy

OBSERVATIONS

PA I N T D R A W I N G

Thought corn syrup get heavier but got lighter

Shrunk instead of get bigger

Looked the same colour as thought darker

CONCLUSION CORN SYRUP

Weight increased like thought

size increased by 4.5

Looked squishy

CONCLUSION WATER EGG

Corn syrup was wrong all

Weight WrongSize Wrong Appearance wrong

HYPOTHESIS CORRECTION

Water was correct 3 of them

Weight Right Size RightAppearance Right