Fill in the blank with the term that best completes the following sentences.
1 A(n)
determines
what will be tested in a scientific experiment.
2 All of the
gathered in an investigation must be recorded.
3 A good scientific
can be repeated by someone else, and the same
results will be found.

with the invention of the automobile, the woman of the house could drive to the store and get groceries. women were also free to socialize more. during world war ii women were allowed to work in factories to the war effort and could drive to work or ride mass transit buses to their jobs.

so easy. just google the electromagnetic waves and it’ll pop up.