Download egg activity

NAME_____________________
EGG OSMOSIS LAB
EGG MEASUREMENTS:
Egg in sugar water
Egg in distilled water
Mass of egg at start (g)
Mass of egg (g)
after 24 hours
Mass of egg
after 48 hours
Total change in mass (g)
Use + if it got bigger
Use – if it got smaller
Egg Observation
What happened to the egg that sat in the sugar water for 2 days? Grew bigger
What happened to the egg that sat in distilled water for 2 days? Grew bigger
Shrank smaller
Shrank smaller
USE THE DIAGRAMS BELOW THE ANSWER THE FOLLOWING:
(Black dots represent solute in a solution)
A
B
Which diagram represents the egg in sugar water?
Which diagram represents the egg in distilled water?
C
A B C
A
B C
The sugar water solution was _______________________ compared to the egg.
hypotonic
hypertonic
isotonic
The distilled water was _________________________ compared to the egg.
hypotonic
hypertonic
isotonic
Stayed same size
Stayed same size
CHECK THE “FISH” DEMO:
What happened to the “fish” in salt water? Grew bigger
Shrank smaller
What happened to the “fish” in distilled water? Grew bigger
Stayed same size
Shrank smaller
Stayed same size
USE THE DIAGRAMS BELOW THE ANSWER THE FOLLOWING:
(Black dots represent solute in a solution)
A
B
Which diagram represents the “fish” in salt water?
C
A B C
Which diagram represents the “fish” in distilled water?
A
B C
The salt water solution was _________________________ compared to the “fish”.
hypotonic
hypertonic
isotonic
The distilled water was _________________________ compared to the “fish”.
hypotonic
hypertonic isotonic