How far back in time do direct measurements of Earth's surface temperature extend?

What will be an ideal response?


Since 1861 scientists have made accurate atmospheric temperature measurements using thermometers.

Environmental & Atmospheric Sciences

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The Earth’s atmosphere became enriched in O2 during the

a. Devonian. d. Precambrian. b. Cambrian. e. Cenozoic. c. Mesozoic

Environmental & Atmospheric Sciences

Select from the list below the coarse-grained rock which is composed mainly of quartz and potassium feldspar

A) diorite B) andesite C) basalt D) granite

Environmental & Atmospheric Sciences

A saline solution is 5.00%(w/v). How much water must be added to 50.0 mL this solution to reduce the concentration of the solution to 1.0%(w/v)? [Assume volumes are additive.]

A) 50.0 mL B) 100. mL C) 200. mL D) 250. mL

Environmental & Atmospheric Sciences

How much oil is usually recovered after a spill?

A. 5 to 10 percent B. 22 to 25 percent C. 8 to 15 percent D. Up to 50 percent E. None is recovered.

Environmental & Atmospheric Sciences