0
1
2
3
George Washington
Thomas Jefferson
Abraham Lincoln
John F. Kennedy
William Shakespeare
Anton Chekhov
Tennessee Williams
Henrik Ibsen
Fyodor Dostoevsky
Leo Tolstoy
Anton Chekhov
Victor Hugo
C6H12O6
CH4
NaCl
C12H22O11
Isaac Newton
Albert Einstein
Marie Curie
Galileo Galilei
F. Scott Fitzgerald
Harper Lee
George Orwell
J.K. Rowling
Earth
Neptune
Uranus
Mercury
Fyodor Dostoevsky
Leo Tolstoy
Victor Hugo
Gustave Flaubert
CH3COOH
NaOH
H2SO4
HCl
Yuri Gagarin
John Glenn
Neil Armstrong
Valentina Tereshkova
Amelia Earhart
Bessie Coleman
Sally Ride
Valentina Tereshkova
Neil Armstrong
Buzz Aldrin
Yuri Gagarin
John Glenn
Leonardo da Vinci
Vincent van Gogh
Pablo Picasso
Claude Monet
Roald Amundsen
Robert F. Scott
Ernest Shackleton
Richard E. Byrd
Vincent van Gogh
Pablo Picasso
Leonardo da Vinci
Claude Monet
Tennessee Williams
Arthur Miller
Anton Chekhov
Henrik Ibsen
CO2
O2
H2O
CH4
Herman Melville
Mark Twain
F. Scott Fitzgerald
Emily Bront�
NaOH
NaCl
H2SO4
CH3COOH
CO
CO2
CH4
C6H12O6
Neptune
Uranus
Saturn
Pluto
Transpiration
Respiration
Photosynthesis
Evaporation
Charles Dickens
William Shakespeare
Jane Austen
Mark Twain
William Shakespeare
Charles Dickens
Jane Austen
F. Scott Fitzgerald
Isaac Newton
Galileo Galilei
Johannes Kepler
Albert Einstein
CaCO3
CACO3
Ca2CO3
CaCO2
CH4
CO2
H2O
C6H12O6
Saturn
Neptune
Uranus
Jupiter
H2O2
CO2
NaCl
CH4