Question

Which statement best describes the usefulness of a model to investigate molecules at the microscopic level?(1 point)

A model’s usefulness depends on whether direct observations of phenomena can be made.

Models are not useful at all.

All models are useful.

A model’s usefulness depends on the accuracy of its predictions.

Answer 1

"A model’s usefulness depends on the accuracy of its predictions."

Explanation: models of microscopic molecules are valuable if they reliably predict or explain observed behavior; direct observation isn't required, and not all models are useful.