Which of the following represents the greatest mass extinction event in Earth’s history?

Based on our best estimates, our solar system likely formed ___________ years ago

Which of the following is a potential problem that may prove to be detrimental to life on Earth due to rising carbon dioxide levels in the atmosphere? Select all that apply

The Universe is estimated to be ___________ years old.

Match the following vocabulary words to their appropriate definitions. 

Describe the structure of political parties and elections in Texas. What are the different levels and sides of party organization? Why are these different structures and levels of organization important? What role does each do within our system.

Solve the equation. Give an exact solution.log(x + 3) = 1 – log(x)

Solve the equation.8x = 2

Write the equation as an equivalent exponential equation.log5(625) = 4

Solve the equation.logx = -4