Egg Lab

In the egg lab, what happened when the egg was soaked in vinegar?

• the egg got smaller since water left the egg

• the egg got larger since water left the egg

• the egg got larger since water entered the egg

• the egg got smaller since water entered the egg

Tags

NGSS.MS-PS1-2

During the egg lab, when was the egg placed in a HYPOTONIC solution?

• only vinegar

• only water

• only corn syrup

• vinegar and water

• never

Tags

NGSS.MS-PS1-2

Perhaps we could attach a color dye to the salt to see if it can make it through the semi-permeable membrane.  What do you think:  Can salt move through the membrane into the egg?

• yes (molecule is small enough)

• no (molecule is too large)

Tags

NGSS.MS-PS1-2

The egg would gain mass if placed in a ____________ solution

• Hypertonic

• Hypotonic

• Isotonic

• Osmotonic

The egg lost mass in the corn syrup. This means that corn syrup is a ____________ solution

• Hypertonic

• Hypotonic

• Isotonic

• Osmotonic

The egg mass changed very little when placed in water. Why?

• No solute went in or out

• It must be close to an isotonic solution

• Water cannot cross in and out of the egg

Tags

NGSS.MS-PS1-2

During the egg lab, when was the egg placed in an ISOTONIC solution?

• only vinegar

• only water

• only corn syrup

• vinegar and water

• never

Tags

NGSS.MS-PS1-2

Which of the following correctly describes what happened to the egg size in each liquid?

• smaller in water, bigger in corn syrup and vinegar

• bigger in vinegar, smaller in corn syrup and water

• smaller in vinegar and water, bigger in corn syrup

• bigger in water and vinegar, smaller in corn syrup

What is this part of the egg called?

• Egg white

• Egg yolk

• Shell

Which part of the egg?

• shell

• yolk

• albumin

• calaza