A positive feedback loop causes a system to change in the opposite direction from which it is moving. True

False

(! ) what’s fracking and what does it have to do with carbon, carbon dioxide, or fossil fuels?

Explain why phospholipid molecules form a bilayer. (3 marks)

Which is the correct order in the scientific process? ask a question ® form a hypothesis ® make an observation ask a question ® make an observation ® form a hypothesis make an observation ® form a hypothesis ® ask a question make an observation ® ask a question ® form a hypothesis