Answer:
An experiment
Explanation:
The investigation in which a hypothesis is scientifically tested is called hypothesis. In the experiment cause (Independent Variable) and the effect ( dependent variable) is measured and extraneous variables are controlled. The opinions and views of the researcher should not have any effect on the results of a study, it made the data less biased and more valid.
<span>Henry Knox was Secretary of War under the Articles of Confederation and held the same position as the Secretary of War in Washington's first cabinet.</span>
Unit 5: The Early Republic Flashcards | Quizlet
https://quizlet.com/174660801/unit-5-the-early-republic-flash-cards/
This used loose construction of the Constitution and the Necessary and Proper Clause. He argued that the Elastic Clause gave Congress implied powers, which are powers not listed in the constitution but are necessary for the government to do its job. ... Congress eventually passed this bill.
Thomas Edison's invention of the light bulb changed American life tremendously. Thomas Edison was known for inventing what is called the light bulb, and that made a huge impact to have Americans live on a daily basis. Americans had a hard time seeing things in the dark, which caused a lot of complications when it comes to completing tasks or just going through and out buildings. Because of this invention, Americans could easily see things when inside a house, building, and when it's night time. The light bulb gave light so people can do tasks without having to do them in the dark. Without the light bulb, it would be very complicated to do things in the dark, and people would have a hard time going through the night or dark places.
