One principle of science is that it focuses on that which exists in nature. Explanations are tested using evidence that can be
gathered in the natural world.
Select the statement(s) that meet the criteria for this scientific
principle and therefore would be appropriate for scientific
study
Remember! We can use instruments and our senses to
obtain scientific evidence in the natural world.
Planetary motion
Time travel
Ocean ecology
Atomic structure
Horoscopes
O UFOs
Bird migration

what’s the answer to this question?