Describe and explain the Nazca lines
The Nazca culture left massive carvings in the landscape of Latin America. There are over 200 square miles of carvings in the desert of southern Peru. The carvings depict birds, insects, and fish.
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For a surface cyclonic storm to intensify, there must be an upper-level ____________________ of low pressure
Fill in the blank(s) with correct word
Identify the acid or base behavior of each substance in these reactions: H3O+ + Cl- ? H2O + HCl
A) H3O+ acts as an acid, Cl- acts as a base, H2O acts an acid, HCl acts as a base. B) H3O+ acts as a base, Cl- acts as an acid, H2O acts an acid, HCl acts as a base. C) H3O+ acts as an acid, Cl- acts as a base, H2O acts a base, HCl acts as an acid. D) H3O+ acts as a base, Cl- acts as an acid, H2O acts a base, HCl acts as an acid.
Which has the greater chance of sending the Earth's climate past a tipping point: the cloud-albedo
effect or the snow-albedo effect? What will be an ideal response?
Define water pollution, point source, and nonpoint source pollution. Which of the two (point source or non-point source) is easier to identify? Which is easier to legislate? Which currently poses the greatest threat to freshwater?
What will be an ideal response?