All rain tends to be slightly acidic
Indicate whether the statement is true or false
T
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What is the approximate variation in CO2 concentration each year?
The question is based on Figures 24-8 and 24-9, charts showing the change in atmospheric carbon dioxide measured at the Mauna Loa Observatory in Hawai‘i, from 1958 to April 2016.
What will be an ideal response?
What is a mathematical model?
A) A model used to predict future conditions of a climate B) A model that uses equations to describe a system's behaviors C) A model used to predict past conditions of a climate D) The prediction of a factor's importance
Land breezes flow from land to water during the night.
a. true b. false
Fossils are most often found in which of the following kinds of rocks?
a. Metamorphic b. Sedimentary c. Igneous d. Pumice