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Questions asked by the same visitor
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 274 days ago|6/28/2014 8:40:55 AM
1 Answer/Comment
Sawing a piece of wood in half is a physical change.
Added 274 days ago|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 110 days ago|12/9/2014 9:17:20 AM
0 Answers/Comments
The acceleration due to gravity on the surface of Mars is about one third the acceleration due to gravity on Earth’s surface. The weight of a space probe on the surface of Mars is about A. nine times greater than its weight on Earth’s surface. B. three times greater than its weight on Earth’s surface. C. one third its weight on Earth’s surface. D. the same as its weight on Earth’s surface
Question
Updated 68 days ago|1/19/2015 1:05:20 PM
1 Answer/Comment
The acceleration due to gravity on the surface of Mars is about one third the acceleration due to gravity on Earth s surface. The weight of a space probe on the surface of Mars is about: One-third its weight on Earth’s surface.

Added 68 days ago|1/19/2015 1:05:18 PM
This answer has been confirmed as correct, not copied, and helpful.
Confirmed by Andrew. [1/19/2015 1:11:55 PM]
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Perform the indicated operation. 3 + (-4) 1 -1 7 -7
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Simplify 7 - (-4) + 3(-6). -7 7 -9 9
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What is the solution of the equation? -10+sqrt x+8 =-4
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