One isotope differs from another in the number of neutrons they have.
Answer:
Pseudoscience is statements claiming to be backed by science, however don’t conform to the scientific method or present facts (most commonly are misconceptions). Whereas, non-science is the of non-scientific subjects, such as; art, history and religion.
Explanation:
The second one, I could be mistaken though
Answer:
False
Explanation: sound travels fastest through solids slowest through liquids.
