Duplicate of Scientific Method & Metrics

Weighing my mealworm I would use which unit-of-measurement?

What measurement is larger than millimeter?

The factor you change in an experiment is a

What are the base measurements?

What section of the scientific method do you state if you refute or prove your hypothesis?

What is a possible explanation to an observation or answer to a scientific method.

Group used as a baseline of comparison against the experimental groups

If I measure my mealworms what type of observation am I making?

What number is the metric system based on?