0
1
2
3
Au
Ag
Fe
Cu
Hydrogen
Oxygen
Methane
Ethylene
Leonardo da Vinci
Vincent van Gogh
Pablo Picasso
Claude Monet
CH3COOH
NaOH
H2SO4
HCl
Marie Curie
Rosalind Franklin
Jane Goodall
Dorothy Crowfoot Hodgkin
George Washington
Thomas Jefferson
Abraham Lincoln
John F. Kennedy
Emily Bront�
Jane Austen
Charlotte Bront�
Louisa May Alcott
Venus
Mars
Jupiter
Saturn
Oxygen
Osmium
Fluorine
Carbon
Johannes Kepler
Isaac Newton
Galileo Galilei
Albert Einstein
Saturn
Neptune
Uranus
Jupiter
Mars
Jupiter
Saturn
Uranus
SiI
AgI
SiO
AI
Vincent van Gogh
Edvard Munch
Pablo Picasso
Salvador Dal�
H2O
CO2
NaCl
CH4
Charles Darwin
Gregor Mendel
Albert Einstein
Isaac Newton
I
Fe
Ir
In
Michael Faraday
James Clerk Maxwell
Albert Einstein
Isaac Newton
Mars
Jupiter
Saturn
Mercury
F. Scott Fitzgerald
Ernest Hemingway
Mark Twain
Harper Lee
CH3COOH
H2SO4
NaOH
C6H12O6
Amelia Earhart
Bessie Coleman
Sally Ride
Valentina Tereshkova
CH4
CO2
H2O
C6H12O6
NaCO2
NaCl
Na2CO3
NaHCO3
Nucleus
Mitochondrion
Golgi Apparatus
Endoplasmic Reticulum
Vincent van Gogh
Pablo Picasso
Leonardo da Vinci
Claude Monet
Gabriel Garc�a M�rquez
Jorge Luis Borges
Pablo Neruda
Mario Vargas Llosa
Nitrogen
Oxygen
Carbon Dioxide
Hydrogen
Herman Melville
Mark Twain
F. Scott Fitzgerald
Emily Bront�