The historic launch of the Apollo 11 mission carried three astronauts Neil Armstrong, Edwin “Buzz” Aldrin Jr and Michael Collins toward the moon. Neil Armstrong and his co-pilot Edwin “Buzz” Aldrin Jr would set foot on the lunar surface for the first time in human history on July 20, 1969. Neil Armstrong became the first man to leave his footprint on the moon.
How to convert SI units easily
Gravity pulled a molten material inwards the planets center into a shape of a sphere. When the molten cooled, the planets stayed spherical.
Plants are green because their cells contain chloroplasts which have the pigment chlorophyll which absorbs deep-blue and red light, so that the rest of the sunlight spectrum is being reflected, causing the plant to look green.
How many countries are there in Europe ? = 49
Top 10 Most Famous Landmarks in Europe
1 – Eiffel Tower of France — 2 – Colosseum of Rome — 3 – Leaning Tower of Pisa — 4 – Big Ben of London — 5 – Acropolis of Athens — 6 – Brandenburg Gate of Berlin — 7 – Stonehenge of England — 8 – Notre Dame of Paris — 9 – Tower Bridge of London — 10 – Arc de Triumph of France