Yuri Gagarin
John Glenn
Neil Armstrong
Valentina Tereshkova
A. Yuri Gagarin
Mars
Jupiter
Saturn
Mercury
J.D. Salinger
F. Scott Fitzgerald
Ernest Hemingway
Mark Twain
I
Fe
Ir
In
Earth
Neptune
Uranus
Mercury
CaCO3
CACO3
Ca2CO3
CaCO2
Nitrogen
Oxygen
Carbon Dioxide
Hydrogen
Saturn
Neptune
Uranus
Jupiter
Carbon Dioxide
Nitrogen
Oxygen
Methane
K
P
Po
Ka
Au
Ag
Fe
Cu
H2SO4
HCl
CH3COOH
NaOH
Nitrous Oxide
Carbon Monoxide
Methane
Sulphur Dioxide
London
Berlin
Paris
Madrid
William Shakespeare
Charles Dickens
Jane Austen
F. Scott Fitzgerald
CH4
CO2
H2O
C6H12O6
George Orwell
Aldous Huxley
Ray Bradbury
Margaret Atwood
CH3COOH
NaOH
H2SO4
HCl
Salvador Dal�
Pablo Picasso
Vincent van Gogh
Leonardo da Vinci
Amelia Earhart
Bessie Coleman
Sally Ride
Valentina Tereshkova
Isaac Newton
Albert Einstein
Marie Curie
Galileo Galilei
Neil Armstrong
Buzz Aldrin
Yuri Gagarin
John Glenn
Fyodor Dostoevsky
Leo Tolstoy
Victor Hugo
Jane Austen
George Orwell
Aldous Huxley
F. Scott Fitzgerald
J.K. Rowling
NaCO2
NaCl
Na2CO3
NaHCO3
Nitrogen
Oxygen
Carbon Dioxide
Hydrogen
Carbon Monoxide
Nitrogen
Oxygen
Sulfur Dioxide
Vincent van Gogh
Edvard Munch
Pablo Picasso
Salvador Dal�
Mars
Venus
Jupiter
Saturn
O2
H2O
CO2
CH4
Nicolaus Copernicus
Johannes Kepler
Galileo Galilei
Tycho Brahe