Witch step in the scientific method involves making an inference
a. retest by other scientists
b. do background research
c. test with an experiment
d. draw a conclusion

it would be d. henry moseley

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it should have an internal chamber and two thermometers sticking out of the top. the internal chamber will also be closed off from the outside.

answer: atomic mass was originally used to arrange elements on the periodic table, but is no longer used to organize the modern version.

explanation:

originally atomic mass was used to arrange elements on the periodic table from left to right in a row. each column then shows similar properties of elements of a group.

in modern periodic table, the atoms are arranged in increasing atomic number. as atomic number represents the number of protons in an atom which is unique for every atom.