Answer:
In the physical sciences, subatomic particles are smaller than atoms. They can be composite particles, such as the neutron and proton; or elementary particles, which according to the standard model are not made of other particles. Particle physics and nuclear physics study these particles and how they interact.
Explanation:
Answer:
Planning and performing an experiment to answer the question.
Explanation:
in case you dont want to read the answer is B
Kg are weight, m are length lol soooooo