math
physics
kemija
biologija
geografija
100
what is a hypothenuse?
the longest side of a right triangle
100

formula for the sum of all forces

Fr = ma

100

how many protons does oxygen have?

8

100

What is a 

mitochondria 

It's the powerhouse of the cell

100

what is the most populated country

China 

200

formula for the linear function

y = ax + b

200

formula for distance without velocity(acceleration and time only)

s = (at2)/2

200

How many valents electrons does helium have?

2

200

How many bones does the human body have 

206

200

what is the capital of australia

Canberra 

300

formula for the area of an equilateral triangle

(a2sqrt(3))/4

300
what is the Universal law of gravity

 Fg =(G(M1M2))/r2

300

What is the process called where a liquid turns into a gas at a temperature below its boiling point?

evaporation
300

How far can penguins fly

They can't fly

300

Name 5 oceans

Pacific,Indian, Atlantic, Arctic,Southern

400

what is the quadratic formula?

(-b +- sqrt(b2-4ac))/2a

400
who discovered protons?
Ernest Rutherford
400

What is the name of the bond formed when two atoms share a pair of electrons?

covalent bonds

400

How many bones does a shark have

None

400

what group of people croats belong to

Slavic 

500

what is the law of cosines

c2 = a2+b2 - 2ab*cos(gamma)

500

gas process in which there is no heat exchange

adiabatic process

500

What type of reaction occurs when an acid reacts with a base to form water and a salt?

neutralization reaction

500

How many hearts do octopi have

3

500

What is the most populated city in the world

Tokyo

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