1. Most commercial nuclear power plants worldwide are cooled by____.

2. The per capita birth rate of a population is known as its_____.

3. What is the subdivision in the Plant Kingdom comprising over 20,000 species of Mosses and Liverworts?

4. The famous scientist and inventor who participated in the invention of the Aqua-Lung? 

5. Spiders are members of what class?

6. Which of the following processes doesn't account for an increase in atmospheric CO2 (Carbon dioxide) level?

7. Which of the following scientists was awarded the Nobel Prize in 1911 for the discovery of the radioactive elements radium and polonium?

8. Susan pushes against a 100 kilogram rock with a force of 5 Newtons, but the rock doesn't move. The force the rock exerts on Susan is___.

9. Global climate change is being attributed to the atmospheric increase in what two gases produced by human activities?

10. The clavicles are the bones commonly referred to as ____.