WorksheetsWarm-up: Atmosphere Evolution, Composition, and Structure
Total questions: 10
Worksheet time: 6mins
What two elements made up the earliest atmosphere? (Stage 1)
Nitrogen and Oxygen
Carbon Dioxide and Oxygen
Hydrogen and Helium
Water Vapor and Oxygen
What produced oxygen within the early stages of our modern atmosphere?
Plants
Volcanos
Galactic Debris
cyanobacteria/blue-green algae
What happened to our initial atmosphere because it was light gases of hydrogen and helium?
It drifted off into space
The gases combined to form oxygen
We've always had the same atmosphere
None of the above
How do we know about the early existence of the Earth atmosphere?
ice cores in Greenland and antarctica, plus Rock formation
the dinosaurs wrote it in caves
we really have no clue
In order for the oceans to form on Earth, what had to happen?
Earth had to heat up and water had to evaporate
Earth had to remain constant temperature
More Volcanoes had to erupt
Earth's surface had to cool down and allowed condensation to occur
Which layer of the atmosphere has weather, is the densest, and has the most pressure?
troposphere
stratosphere
mesosphere
thermosphere
The atmosphere is divided into five layers based upon the property of ____________.
density
color
age
temperature
