Asked in Atmospheric Sciences
Did the earth's atmosphere always stayed the same?
no over time the atmosphere has changed cause if scientists look at the ice in Antarctica or the dirt in the ground then they always see the different colors cause they rep resent the different chemicals in the atmosphere i think
Asked in Space Shuttle, NASA
Why do space shuttles heat up when they re-enter into the earths atmosphere?
When the shuttle goes from the vacuum of space and enters the earths atmosphere, it heats up because of simple friction. The friction is from the shuttle going so fast and hitting the atmosphere. Same reason you sometimes see meteor showers. ...
Asked in Earth Sciences, Atmospheric Sciences
What is it about atmosphere on Earth for balloons to lift?
The earths atmosphere is denser than the helium found in a baloon therefore the baloon is lighter and is lifted above the denser air located in earths atmosphere. Which is why if you just blow up a baloon with air from your lungs it does not float. It would be the same density as the air outside of the baloon. ...
Asked in History of England
What has stayed the same at Hampton Court Palace?
the clock in clock court has stayed the the same. it even says the right time, the hammer beam ceiling in the grand hall has stayed the same, the statues at he entrance have stayed the same, the diaper brickwork in the front has mostly stayed the same and the kitchens ...
Has the Earth's atmosphere always have the same composition?
No. The earth's atmosphere has not always had the same composition. At one time it did not contain oxygen. The minerals that formed could not have formed in the presence of oxygen. As a result, scientists are certain that it did not contain oxygen. ...
Asked in The Moon
Is the amount of water in earth's atmosphere and on earth always the same?
Yes - the Earth has a finite amount of water on it. This water cycles between the oceans and the atmosphere. ...