Looking at the table above, water and salt were added to three beakers (beakers A, B & C). The volume of water (mL) and the amount of salt (weight in grams) added to each beaker were recorded in the table above. Which of the solutions in the beakers listed in the table above has the highest salt concentration (w/v %)?

In Figure 4, which time interval would have a negative slope:

What are the units for the slope of the for the line-of-best fit (trendline) for the graph in Figure 5 on your lab table?

The area of productive land required to provide resources and assimilate wastes to meet consumption needs is the ____.

Looking at Figure 7 on your lab table, these two climographs belong to rainforest biomes. Which of the two climographs belongs to the tropical rainforest?

Which of the following are not a major threat to biodiversity?

Refer to Figure 6. A bug travels up a tree, from the ground, over a 30-second interval. It travels fast at first and then slows down. It stops for 10 seconds, then proceeds slowly, speeding up as it goes. Which graph best illustrates the bug’s distance (d) from the ground over the 30-second interval (t)?

You decide to set up an experiment to determine if reduced amounts of dissolved oxygen have any effect on Beta fish. In one aquarium you have a dissolved oxygen level of 3 ppm and the other has a “normal” dissolved oxygen level of about 6.7 ppm. The aquarium with the “normal” dissolved oxygen level is called the _____.

For a condition to hold some risk to a person or the environment, you have to have ______.

Refer to Figure 2. This graph indicates annual emissions of carbon dioxide from a country between 1988-2008. The percentage change in carbon dioxide emissions from 1990 to 2006 is approximately: