(Blank)
(Blank)
(Blank)
(Blank)
100
Hydrogen gas is produced when sodium hydroxide is combined with what everyday kitchen product?
Aluminum foil
100
Why don't you find molecules containing noble gasses, like xenon, neon, and argon, the way you do with oxygen or hydrogen?
Noble gasses do not naturally bond with other elements to form molecules, they stay to themselves.
100
The two main factors on how much kinetic energy something has is determined by how much __________________ and _____________________ it has.
Mass and speed
100
True or false: Friction and air resistance work in the same direction of the motion of the object
FALSE as cuss
200
These are the 5 ingredients of our homemade bath bombs
Circle the two that make the bath bomb fizz
Baking soda, coconut oil, salt, citric acid, and sugar
Baking soda and citric acid
200
The water is it an open system, so that heated water molecules turn into a gas and float away causing the mass to go down.
200
Why do the barbells bend if we consider iron to be brittle?
https://www.youtube.com/watch?v=-LPNGA4zCQ0
Everything has a different degree of elasticity before it breaks/some things are more brittle than others
200
https://youtube.com/shorts/SSCLSpBTC9M?si=ZWvWW5H5GNzTV0BV
When this plane lands, why do it's turbines and wings open up?
To slow it down by creating more air resistance
300
Elephant toothpaste only forms bubbles because this is used during the chemical reaction
Dish soap, otherwise it would just make a gas
300
In our Balloon Guy video, Why did he have more trouble getting xenon and krypton out of his lungs compared to the helium?
Because krypton and xenon are much denser than air, that is also why his voice got deeper.
300
The independent variable goes on what axis?
The x-axis
300
Why do we put rebar in our concrete buildings and bridges?
So that the concrete will not crack from the weight as fast.
400
During electrolysis, we broke water molecules up into these constituent parts
hydrogen and oxygen
400
Balance the following chemical reaction
____H2 + ____O2 = ____H2O
__2__H2 + __1__O2 = __2__H2O
400
Tires, basketballs and rubber bands normally do not crack or shatter because they have plenty of this energy.
Elastic energy
400
The dependent variable
500
After we learn how to do chemical formulas, we found out that along with carbon dioxide, the reaction of baking soda and citric acid also produces this chemical
Sodium citrate AKA Na3C6H5O7 AKA Big Nacho
500
This mix of CHO, C12H14O3, is very important to the Driscoll family. It is also used in candies, sweets, perfumes, and other items.
Your girl ethyl methylphenylglycidate!
500
Why does your eraser get warm when you erase a mistake on your paper? What was created?
The friction of the paper and eraser rubbing together creating thermal energy
500
This is the force that causes objects to fall towards the Earth (or any other planet or star)
Gravity