Biology
Oxygenated blood from the lungs moves from the pulmonary vein into which chamber of the heart?
The Left Atrium
What is the name of the following?
PCl3
Phosphorus trichloride
What is the speed of light?
About 300,000,000 m/s
#1
Your team gets 400 points
What are the two primary functions of the small intestine?
Chemical digestion and
Absorbing nutrients through the villi.
What is the chemical formula for Sodium Hydroxide?
NaOH
When a ray of light refracts at an angle of 90 degrees relative to the normal it has reached what?
The critical angle
#2
Literally nothing happens
In which stage of a cell's life is DNA replicated?
Interphase
This is the general formula for what type of reaction?
AB + CD → AD + CB
Double Displacement
#3
The next correct answer you get is worth double points
What is an acid-base indicator? How would you use it?
Phenolphthalein - Turns pink in bases
Litmus - Turns blue in bases, turns red in acids
A ray of light passes from water (n=1.33) to air (n=1.00) at an angle of 30 degrees. What is the equation you would use to calculate the angle of refraction?
1.33sin(30)=1.00sin(θ)
What is one way that climate change will impact weather?
Increased frequency and intensity of storms
#4
Next correct answer you get is worth triple points
What are the 4 stages of mitosis in order?
PMAT
Prophase, Metaphase, Anaphase, Telophase (and cytokinesis)
What are two possible chemical formulas for iron oxide?
FeO, Fe2O3
Which type of electromagnetic wave has the longest wavelength?
Radio waves
#5
Uh oh... your team loses 500 points