We are certain that fossil fuels will be in use for thousands of years to come at current use rates

What will be an ideal response?


First, we must recognize that use is growing exponentially, so use of current rates
understates use in the future. Then we must recognize that current use rates are very large
by historic standards. Both of these mean that this statement is untrue.

Physics & Space Science

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In a nonlinear elastic material, the ratio of the applied stress to the total strain is the _____________modulus.

Fill in the blank(s) with the appropriate word(s).

Physics & Space Science

The pink color of the chromosphere is produced by the combined light of three emission lines of hydrogen: ____

a. red, magenta, and violet b. red, blue, and violet c. indigo, blue, and red d. blue, green, and yellow e. green, blue, and violet

Physics & Space Science

Describe how the inflationary model of the early universe, a current matter density equal to the critical density, and dark matter are related

What will be an ideal response?

Physics & Space Science

How many grams of ethanol (density 0.80 g/cm3 ) should be added to 5.0 g of chloroform (density 1.5 g/cm3 ) if the resulting mixture is to have a density of 1.2 g/cm3? Assume that the fluids do not change their volumes when they are mixed

A) 2.0 g B) 2.4 g C) 1.8 g D) 4.4 g E) 1.6 g

Physics & Space Science