Auroras are associated with massive bursts of solar wind called coronal mass ejections

Indicate whether the statement is true or false


TRUE

Environmental & Atmospheric Sciences

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An average person might consume 2,000 Kilocalories of food in one day

This is enough energy to heat up how many 2-liter bottles of liquid water from 0 degrees Celsius to 100 degrees Celsius (just reaching the boiling point of water, but not turning the water into steam)? A) 1 2-liter bottle B) 5 2-liter bottles C) 10 2-liter bottles D) 20 2-liter bottles

Environmental & Atmospheric Sciences

Assume that a particular radioactive-isotope dating method has a half-life of 150 million years. Also assume that the parent isotope is commonly incorporated in igneous-rock minerals but that the daughter isotope is not

Measurements show that one crystal in an igneous rock contains 5 million atoms of the parent isotope and 75 million atoms of the daughter isotope. How old is this crystal? What will be an ideal response?

Environmental & Atmospheric Sciences

Much of what we know about the internal structure and composition of Earth has come from the study of ____

a. satellite imagery b. seismic waves c. volcanic eruptions d. Mars e. deep-ocean sediments

Environmental & Atmospheric Sciences

Which of these is a cheap, environmentally-sound solution to lower the risk of malarial infection in less-developed countries?

A. an insecticide-treated bed net B. round-the-clock foggers that spray insecticides C. aerial spraying with pesticides D. place insecticides in water supplies to kill mosquitos where they breed

Environmental & Atmospheric Sciences