We can say more accurately that humans appeared on Earth two million years ago.
nauwkeurig
Approximately how old is the universe?
bij benadering / ongeveer
The Earth weighs an astonishing six billion trillion tonnes.
verbijsterend
Scientists disagree about exactly when the big bang which created the universe happened.
oerknal
The Earth rotates most quickly at the equator.
evenaar
The universe has been expanding rapidly ever since the Big Bang.
uitzetten / groeien
The distance from the surface of the Earth to the centre is as far as from New York to Moscow.
ver
Which is further? From New York to Moscow or from the surface to the centre of the earth.
verder
Which city is the furthest from where you live? Manchester, London or Brighton?
verst
Animals and plants are largely made up of water.
grotendeels
We can measure distances in space in light years.
lichtjaar
The first moonwalk was from Apollo 11 on 21 July 1969.
maanwandeling
Organisms began to breathe oxygen 400,000,000 years ago.
organisme
Organisms began to breathe oxygen 400,000,000 years ago.
zuurstof
The universe has been expanding rapidly ever since the big bang.
snel
The Earth rotates most quickly at the equator.
(rond)draaien
The astronauts left their spacecraft, Apollo 12, for a walk on the surface of the moon.
ruimtevaartuig
The first two spacewalks took place in 1965.
ruimtewandeling
The Earth weighs an astonishing six billion trillion tonnes.
triljoen
Scientists disagree about exactly when the big bang which created the universe happened.
heelal