(01.03 MC)If a forensic scientist is trying to identify a specific type of white powder, what is one chemical test they might do?

(02.02 HC) Both Earth and the planet Venus have a large amount of water vapor in the atmosphere, and have extensive volcanic activity throughout history. Does this observation support or disprove the inside-out model? (3 points)

(01.04 LC)Which of the following characteristics does N-gram Tracing look for in a person’s writing?

(01.06 LC)Which of the following expert witnesses would testify on the safety of a car during a criminal case involving a car crash?

(03.02 MC) A marine biologist measured the amount of heat radiated from an aquarium over the course of an experiment. His measurements are shown in the graph below. Based on this data, he concludes that the aquarium cannot be considered a closed system for this experiment. Explain why this conclusion is invalid. (3 points)

(03.03 MC) Dolphins use echolocation to help them navigate. They emit a sound that bounces off objects in front of them. Dolphins are able to navigate their surroundings based on how long it takes the sound to return. What property of waves are dolphins using to help them find their way around their environment? (3 points)

(02.06 MC) In the carbon cycle, decomposition is the breakdown of a substance into simpler substances. What is the name for the process of the nitrogen cycle that produces ammonia? (3 points)

(03.05 LC) A student is measuring plant growth in an experiment. Using the same species of plant, he places one plant in the dark and one in artificial light. He hypothesizes that, over time, the plant in the artificial light will grow to a greater extent than that in the dark. What is the independent variable in this experiment? (3 points)

(03.03 LC) Why does the ocean appear blue in color? (3 points)

(02.05 LC) What evidence suggests that global climate change is causing the oceans to get warmer? (3 points)