Asking questions when something is unclear is part of?

Which of the following always exist between two objects having mass ● elastic force ● contact force ●gravitational force ●magnetic force

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 of the following is not a component of your high school transcripts? a. courses you have enrolled in for the current year b. courses you have completed c. your cumulative gpa d. varsity sports you have played