The term “salinity” refers to the total quantity of ____.

​Mass extinctions can be caused by different events, such as ____.

What do prokaryotes lack?

What process allows the sun to generate light and heat?

​Seawater is ____ even though dissolved CO2 forms into a carbonic acid when combined with water.

Find the interval of convergence of the power series. ∑n=1∞(x−3)n4n{“version”:”1.1″,”math”:”\sum_{n = 1}^{\infty}\,\frac{(x-3)^{n}}{4^{n}}”}

Which of the following terms refers to an actual cost rather than an estimate?

Scientists believe the breakup of Pangaea occurred about ____.

​Waves with the greatest celerity, or speed, ____.

Determine the convergence or divergence of the series. State which test you are using, show its application, and clearly state whether the series converges or diverges. ∑n=1∞n7n−2{“version”:”1.1″,”math”:”\sum_{n = 1}^{\infty}\,\frac{n}{7n-2}”}