Franz Mesmer believed that his ability to heal people was based on his manipulation of which force? A. electricity B. gravity C. magnetism D. inertia

Which of the following must happen in order for productivity to increase? a. production levels remain unchanged while inputs increase. b. production levels rise while inputs decrease. c. production levels fall while inputs increase.

In this food web, which group would increase in number if snakes were eliminated? a. producers b. decomposers c. primary consumers d. secondary consumers e. tertiary consumers

Which element contributes to nye’s voice in this passage