Oobleck
Is oobleck a solid or a liquid?
Both!
What is an example of an acid?
Lemon, orange, grape, vinegar, fruits juice, milk, drain cleaner, etc.
Anything that tastes sour!
What material did we use to make the magic milk work? (other than milk and food coloring)
Dish soap
A solute is the liquid that solvent is being dissolved in. (ex. water is the solute, sugar is the solvent) True or false?
False, the solvent is the liquid and the solute is the solid
What should you do if you break something in the lab?
Hint: in the essential agreements
Don't touch it, and tell one of us (Ms. Mako, Sophia, Gyuri, Sumire) fast
What state of matter does oobleck become when it is punched?
Hint: state of matter = solid, liquid, gas
Solid
How can you tell if something is a base?
ex. if it tastes spicy
If it tastes bitter / feels slimy (either is ok)
What cycle in nature did the rainbow clouds experiment represent?
The water cycle
What is rock candy made of?
Sugar
How many weeks do we have left for our science asp?
3 weeks, not including today :(
What are the 2 main materials that oobleck is made of?
Cornstarch and water
What is not an acid or a base?
Pure water
What did the shaving cream in the rainbow clouds represent?
Hint: something in the sky that looks just like shaving cream!
Clouds
Why couldn't you eat the Mother's Day flowers even though they looked like the rock candy?
Because it used borax (not sugar) and pipe cleaners
Does color have an effect on how well water travels up the flower?
No, food coloring is just a powder and does not affect how well water travels up a flower.
Which of the following do not have a volume?
- solid
- liquid
- gas
Gas
What is an example of a pH indicator?
Red cabbage, universal indicator, Litmus paper, pH meter
What are the two things that milk contain that caused the dish soap in the magic milk to move around?
Hint: one is found in fish, meat, and eggs (=healthy); if you have too much of the other one, you weigh a lot
Protein and fat
If I am making saltwater and the solution becomes cloudy, what do you call it?
Hint: a ____________ solution
Supersaturated
Did the type of flower affect how well the experiment worked? For example, did the roses work better than the daisies?
Yes, actually, the type of flower can affect how well the experiment works. Unfortunately, our flowers did not work very well, but the MYP science teacher tried it with her students with another type of flower and it worked!
In which state of matter are particles most spread out?
Hint: state of matter = solid, liquid, gas
Gas
Does higher pH mean more acidic or basic?
Basic (pH 8-14)
What is the first step of the water cycle?
Evaporation (the sun makes water droplets from the ocean go into the atmosphere)
Why would someone use hot water to dissolve sugar, not cold water? What is the difference between the amount it can dissolve?
Hot water is better because it dissolves more sugar, allowing the solution to be supersaturated.
If we are growing a flower, should we give water to its petals or stem? Why?
Its stem because it absorbs water from there, not the petals.