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What is a system of knowledge and the methods used to find that knowledge? A. science B. technology C. measurement D. curiosity
Question
Updated 54 days ago|11/25/2016 6:41:46 PM
1 Answer/Comment
Science is a system of knowledge and the methods used to find that knowledge.
Added 54 days ago|11/25/2016 6:23:55 PM
This answer has been confirmed as correct, not copied, and helpful.
Confirmed by yumdrea [11/25/2016 6:41:36 PM]
Which of the following is a heterogeneous mixture? A. water in a swimming pool B. sugar water C. a jar of mixed nuts D. stainless steel
Weegy: D. Stainless steel. Stainless steel is a metal alloy. All metal alloys are a Heterogeneous mixture because the elements contained therein are not chemically bonded. [ If heated, stainless steel forks, for instance, would separate into their component metals according to density. ] (More)
Question
Updated 8/27/2013 3:06:14 PM
1 Answer/Comment
The answer is C. A jar of mixed nuts.
Added 8/27/2013 3:06:14 PM
Which of the following is a physical change? A. sawing a piece of wood in half B. burning a piece of wood C. rust forming on an iron fence D. a copper roof changing color from red to green
Question
Not Answered
Updated 6/28/2014 8:40:55 AM
1 Answer/Comment
Sawing a piece of wood in half is a physical change.
Added 6/28/2014 8:40:55 AM
This answer has been confirmed as correct, not copied, and helpful.
Confirmed by selymi [12/14/2014 6:08:02 AM]
The usefulness of Mendeleev’s periodic table was confirmed by A. the discovery of subatomic particles. B. its immediate acceptance by other scientists. C. the discovery of elements with predicted properties. D. the discovery of the nucleus.
Weegy: The usefulness of Mendeleev’s periodic table was confirmed by the discovery of elements with predicted properties. (More)
Question
Updated 12/9/2014 9:17:20 AM
0 Answers/Comments
0 questions answered
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Solve for x. 7(x - 3) + 3(4 - x) = -8
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