Blog

What is the relationship between isotopes, nuclear energy, and radioactivity?

There are four large ant mounds in your yard. As you are watching television, you see an advertisement for Ant-B-Gone. You purchase Ant-B-Gone with the intent of applying it to three of the four ant mounds. You decide to add 10 grams of Ant-B-Gone to one mound, 20 grams to a second mound, and 30 grams to a third mound. A fourth mound is left untouched. You develop a hypothesis that applying Ant-B-Gone does not influence the number of ants killed. You observe the ant mounds over a week.   In this experiment, what is the dependent variable?

When is population growth unlimited?

What is the difference between aerobic and anaerobic organisms?

Using the exponential equation (G = r x n), what happens to “r” when the population decreases?

True or False. Increased levels of carbon dioxide gas in the atmosphere leads to an increase in greenhouse gas emissions.

Which energy source would lead to deforestation and increased carbon dioxide levels from excessive use?

Which statement is true concerning the differentiation of Group B Strep and Listeria?

Figure 1.1 Atom and its arrangement of subatomic particles. True or False. The element pictured in Figure 1.1 is an ion.

__________ illustrate how energy and matter flows directionally through ecosystems.