ooblek class

oobleck
non-newtonian fluid

ooblek is made of corn-starch and water.
But corn starch won't mix so if you squeeze out the water it turn to solid.

​what is oobleck

Multiple Choice

What is the unique property of Oobleck?

• It can change temperature without needing to change state

• It can change color when exposed to light

• It can change its shape to fit any container

• It can act like both a solid and a liquid at room temperature

Fill in the Blank

what is oobleck made of?

There are three type of matter,solid,water,and gas.

​state of matter

Multiple Select

What state of matter Oobleck is?

• solid

• liquid

• gas

• plasma

Time to know how to made oobleck.

​

​steps

​ STEP 1:  In your bowl or baking dish, add two cup of the cornstarch. You will mix two parts cornstarch with one part water.
STEP 2:  Add the water to the cornstarch
STEP 3:  MIx! You can stir your oobleck with a spoon, but I guarantee you will need to get your hands in there at some point during the mixing process.

Fill in the Blank

Non-Newtonian fluid is made of water and salt

Multiple Choice

What is the first step of making oobleck?

• eat it

• Pour 2 cup of corn starch in it

• Pour 3 cup of corn starch in it

oobleck is hard to made if you want to keep the fun, you need a good contaner that no air go in.

​

​keep the oobleck

Multiple Choice

What should you do with the Oobleck when you're done playing?

• Throw it in the sink

• Give it to a friend

• Leave it out to dry

• Store it in a sealed bag or container

Multiple Choice

What happens to the non-Newtonian fluid when is left as rest?

• vaporize

• remain liquid

• turn into gas

• turn into solid

In some places, they fill the pool into oobleck.
But it will also be Dangerous.
when you are stuck, get out slowly.

​cautation!!

Multiple Choice

How to escape when you are trapped in oobleck?

• slowly get out

• swimming

• jump out

Multiple Choice

What does oobleck do if you eat it?

• got sick

• die

• turn to a smoothie

• its a banana