(03.02 MC) A marine biologist measured the amount of heat ra…
(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)
Read Details(03.03 MC) Dolphins use echolocation to help them navigate….
(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)
Read Details(03.05 LC) A student is measuring plant growth in an experim…
(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)
Read Details(02.01 HC) A scientist measured the distance between fixed p…
(02.01 HC) A scientist measured the distance between fixed points on two different plates over the course of a decade and found that the distance did not change. Does this result support the theory of plate tectonics? Why or why not? (3 points)
Read Details