One way in which concentrations of CO2 millions of years ago can be reconstructed is from the density of stomata in fossilized leaves.
Answer the following statement true (T) or false (F)
True
Environmental & Atmospheric Sciences
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Sound can kill when it is at ____ dbA.
A. 20 B. 40 C. 70 D. 100 E. 180
Environmental & Atmospheric Sciences
A rubber band being stretched in preparation to fire across the room is an example of what kind of deformation?
A) Brittle deformation B) Ductile deformation C) Elastic deformation D) Shear deformation
Environmental & Atmospheric Sciences
In general, what has spurred the use of renewable energy, and what are the benefits of its use in environmental and economic terms?
What will be an ideal response?
Environmental & Atmospheric Sciences
In deserts, wind can be said to ________
A) be absent B) make many of the landforms C) be more effective than elsewhere D) create basin-and-range topography E) be the strongest on Earth
Environmental & Atmospheric Sciences