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The have become much more powerful.
It hasn't.
climate
they ave oxygen tanks
yes it does but its very thin and may disappear over time.
Atmosphere has changed much with the advent of time. The concentration of ozone in atmosphere has gone down.
No, it has changed over time. Ex) There was no oxygen when the first organisms evolved.
Components of the earth that changed the least over time include the earth's crust and mantle and the structure of the earth's interior. Other structures that have changed very little include the components of the atmosphere.
it has changed over the time because now we have plastic stuff and we don't use pottery as much
The absolute amount of nitrogen in the atmosphere has kept constant over time because it is not a gas that reacts readily with other elements - it is relatively inert. However, the relative level of nitrogen in Earth's atmosphere has changed over time as the atmosphere was "terraformed" by the life evolving on the planet. For instance in the Cretaceous times the atmosphere was much richer in Oxygen (30%) than today (20%) which means that then the %Nitrogen was 70% rather than 80%.
The atmosphere has changed over time because of the use of chlorofluorocarbons (CFC's) as well as bacterial oxidation changing NH3 into N2 and photosynthesis which made O2 more abundant than CO2.
The atmosphere has become much more polluted over time because of man made influences.
The bassoon has changed many, many times before.
The have become much more powerful.
how the anemometer changed over time
how the anemometer changed over time
The laws of physics have not changed over time. Our understanding of them has changed over time.