Choose all the answers that apply. Check the statements that are true. A hypothesis must be proven true in order for an experiment to be valid, electrons and protons are examples of cycles, a valid experiment must have results that can be repeated, observations are the final stage of an experiment, science is based on fact

observations are the final stage of a experiment science is based on fact.

science is based on a fact.

Explanation:These are true

worcester v. georgia, legal case in which the u.s. supreme court on march 3, 1832, held (5–1) that the states did not have the right to impose regulations on native american land. andrew jackson refused to enforce the ruling, the decision form the basis for most subsequent indian law in the united states.