Physics
Chemistry
Biology
Math
Random!
100

Who discovered Calculus

Isaac Newton

100

How many moles in 88 g of CO₂

2 moles

100

What is the part of the eye that processes light?

Retina

100

What is x in the following equation -3x +4 = 4x -3

1

100

How many bones are in the adult human body?

206

200

What is Snell's Law?

n1sin1(θ) = n2sin2(θ)

200

What is absolute zero in Fahrenheit?

-459.67F

200

What stage of Mitosis do chromosomes line up at the equator?

Metaphase
200

What is the largest angle of a triangle with side lengths 5, 12 and 13

90

200

Which element has the highest melting point of any pure metal?

Tungsten

300

A ball is thrown horizontally at a constant speed of 20 m/s from a height of 20 m. Ignoring air resistance, how far will it travel horizontally before reaching the ground if it takes 2 seconds to reach the ground?  

40

300

A student claims that Solution A with pH 2 is only twice as acidic as Solution B with pH 4. How many times more acidic is Solution A compared to Solution B?

100 times

300

A fish keep on eating little fishies which have slight traces of mercury in them. As the fish continues to eat, it begins to suffer mercury poisoning. What is the biological process that best represents this situation?

Bioaccumulation

300

How many distinct ways can you rearrange the letters in MISSISSIPPI?

34,650

300

What is the largest organ in the human body?

Skin

400

Person A and Person B are 180 m apart. Person A runs toward Person B at a constant speed of 12 m/s. Person B starts running toward Person A 3 seconds after Person A begins running. If they meet exactly 9 seconds after Person A starts running, what is Person B’s running speed?

12m/s

400

What are the 3 main gas laws?

Boyle's Law, Charles' Law, Gay-Lussac's Law

400

If a person has a severe calcium deficiency, what would most likely happen to a cut?


Heal slower

400

What is the smallest positive integer n, where n leaves a remainder of 1 when divided by 2, 3, 4, 5, 6, but is also divisible by 7.

301

400

What is animals famous for being nearly indestructible?

Tardigrade

500

You are on a hill and throw a ball with a speed of 40 m/s. 20 meters away from your position, the hill declines at an angle of 20° below the horizontal. The side length of the hill is 60 meters. What is the angle at which you threw the ball if the ball lands exactly at the bottom of the hill?

76.9 degrees

500

Predict the product of the following equation: 

Pb + Mg(NO3)2 

(Pb + Mg(NO3)2   No Reaction

500

A cell is placed in a solution with a higher solute concentration than the cell. What happens to the cell and what is the solution called?

Lose water. (Hypertonic)

500

What is the remainder when 72026 is divided by 13.

5

500

Which scientist has received a Noble Prize for Chemistry and a Nobel Prize for Physics?

Marie Curie

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