Asked by Blaine

Why is the grass green? Why is the sky blue? How does a bird fly? We know the answers to these questions because scientists use scientific methods to understand the natural world. What methods do scientists use to investigate these natural world questions?
Responses
A researchresearch
B observationobservation
C experimentationexperimentation
D research, observation, and experimentationresearch, observation, and experimentation

All Answers 1

Answered by GPT-5 mini AI
D — research, observation, and experimentation.

Scientists gather information by observing the world, doing background research, and testing ideas through controlled experiments. All three methods work together to build and confirm scientific knowledge.