Select all that apply.

According to scientists, what factors play a role in global warming?

solar variability
over fishing
higher-than-normal concentrations of carbon dioxide
climate cycles

Astudent conducts an experiment to see how music affects plant growth. the student obtains four identical plants. each one is potted in the same type of soil and receives the same amount of sunlight and water each day. plant a listens to classical music for three hours each day. plant b listens to rock music for three hours each day. plant c listens to country music for three hours each day. plant d does not listen to any music at all. 2. based on the experiment in the scenario, which visual aid would be most in showing the change in the plants' heights over time? a. a pie chart b. a line graph c. a timeline d. a bar graph

People make choices about how to use resources.

Which of the following is true of all geographic locations on earth?