What caused the long-term global climate change?
a. Positions of continent and the uplift of land surface
b. The formation of coal and oil
c. Life evolution
d. All of the above
e. Both a and b
Ans: d. All of the above
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What processes over southern Ontario lead to the high frequency of thunderstorms and potential tornadoes?
What will be an ideal response?
The presumed causes for transgressions and regressions of shallow seas during the Paleozoic
were a. greenhouse effect and glaciation. b. tectonic activity and continental rifting. c. glaciation and tectonic events. d. bolide impact and glaciation. e. none of the above
The Milankovitch cycles in association with other natural factors explain how glaciers may
advance and retreat over periods of hundreds of millions of years. a. true b. false
Land areas that are subjected to oceanic winds and that tend to have more moderate temperatures than those of inland places at the same latitude are called _______________ locations
Fill in the blank(s) with correct word