Potion Craft
How many atoms are in 3 moles of water?
9 atoms
What is the powerhouse of the cell?
mitochondria
What do vectors have that scalar quantities do not?
Direction
Factor fully:
18 x2 + 33 x + 15
3 ( 6x + 5 )( x + 1 )
Which animal is most associated with carrying rabies, often tied to vampire legends?
Bats
Calculate the molar mass of Sodium Bicarbonate.
84.01 g/mol
What is trisomy 21?
Down syndrome
If you jump, a force of gravity from the earth is acting on you. What is the action-reaction pair force to this?
A force of gravity from you, acting on the earth
Name 5 parent functions.
linear f(x)=x, quadratic f(x)=x2, cubic f(x)=x3, absolute value f(x)=∣x∣ and square root f(x)=√x
What phenomenon causes certain fungi to glow in the dark, creating “foxfire” in forests?
Bioluminescence
Balance the equation:
C12H26 + O2 → CO2+ H2O
2 C12H26 + 37 O2 → 24 CO2 + 26 H2O
What would a person with hyperopia have?
far-sighted
A sports car approaches a highway on-ramp at a velocity of 20.0 m/s [E]. If the car accelerates at a rate of 3.2 m/s2 [E] for 5.0s, what is the displacement of the car?
140 m [E]
Points A, B, C and D lie along a line, in that order.
If AB : AC = 1 : 5, and BC : CD = 2 : 1, then the ratio of AC : CD is equal to what?
1:2
What vegetable was originally used to carve “jack-o’-lanterns” before pumpkins?
Turnips
If 30.0 g of zinc and 36.0 g of sulfur are mixed, how many grams of excess reactants will be left over after the reaction?
Zn + S → ZnS
21.3 g of Sulfur
If I had 300 kg of NaCl and dissociated all of them into 10L of water and then put one human blood cell into the solution. What solution is the cell in and what would happen to it?
Hypertonic solution, water goes out
A person is jogging with a velocity of 2.8 m/s [W] for 50.0 minutes, and then runs at 3.2 m/s [N 30.0o W] for 30.0 minutes. Calculate the displacement of the runner. (Answer in km)
12 km [W 24o N]
The functions f(x) = −3x + 5 and
g(x) = √(-15x + 19) are given.
Solve the equation f(x)=g(x) for all real values of x.
x = 1 or x = 2/3
What phobia means an intense fear of Halloween?
Samhainophobia
If 3.00 moles of N2 and 4.00 moles of O2 are placed in a 35.0 L container at SATP, what will the pressure of the result mixture of gasses be in atm?
2.09812 atm + 2.79750 atm = 4.90 atm
Name three phyla of the animal kingdom.
Porifera, Cnidaria, Platyhelminthes, Annelids, Mollusca, Arthropoda, Chordata, Echinodermata
Wile E. Coyote is holding a “HEAVY DUTY ACMETM ANVIL” on a cliff that is 40.0 meters high. The Roadrunner (beep-beep), who is 1.0 meters tall, is running on a road toward the cliff at a constant velocity of 10.0 m/s. Wile E. Coyote wants to drop the anvil on the Roadrunner’s head. How far away should the Roadrunner be when Wile E. drops the anvil?
28 m
Twelve lightbulbs are in a row. All lightbulbs are initially turned off. Angie flips the switch for every 2nd lightbulb. Then Bilal flips the switch for every 3rd lightbulb. Finally, Chenhui flips the switch for every 4th lightbulb. At the end of this process, how many lightbulbs are turned on?
5
What’s a ghost’s favorite dessert?
I scream (ice cream!)