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8. The Sun and most stars are made almost entirely of A. helium and nitrogen. B. helium and hydrogen. C. hydrogen and carbon. D. oxygen and nitrogen.
The Sun and most stars are made almost entirely of helium and hydrogen.
Expert answered|innersource|Points 7713|
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Asked 1/11/2014 7:36:18 PM
Updated 317 days ago|12/30/2017 12:37:59 PM
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This answer has been confirmed as correct and helpful.
Edited by yumdrea [12/30/2017 12:37:56 PM], Confirmed by yumdrea [12/30/2017 12:37:59 PM]
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11. To give a hint about something is the same as to A. vacillate. B. imitate. C. intimate. D. simulate.
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Updated 10/26/2017 12:08:49 PM
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7. Valve _______ is the distance the camshaft lobe opens a valve. A. nose B. lift C. duration D. ramp
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Updated 203 days ago|4/24/2018 6:24:26 AM
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Valve LIFT is the distance the camshaft lobe opens a valve.

Added 203 days ago|4/24/2018 6:24:26 AM
This answer has been confirmed as correct and helpful.
6. What's the net force acting on an 18-kg object if an acceleration of 3.0 m/s2 is produced? A. 36 N B. 12 N C. 6 N D. 54 N
Weegy: The net force acting on an 18-kg object if an acceleration of 3.0 m/s2 is: 54 N. User: 7. Energy is _______ when it's moved from one object to another. A. transferred B. conducted C. created D. lost (More)
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Updated 300 days ago|1/16/2018 10:44:59 AM
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Energy is transferred when it's moved from one object to another.
Added 300 days ago|1/16/2018 10:44:59 AM
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Confirmed by jeifunk [1/16/2018 10:48:46 PM]
Mark for review (Will be highlighted on the review page) 2. Which of the following would increase friction? A. Soap B. Sand C. Motor oil D. Water
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Updated 7/14/2016 5:43:21 AM
1 Answer/Comment
Sand would increase friction.
Added 7/14/2016 5:43:21 AM
This answer has been confirmed as correct and helpful.
Confirmed by yumdrea [7/14/2016 11:25:16 AM]
20. An explosion that destroys a massive star is called a A. vacuum. B. nebula. C. supernova. D. black hole.
Weegy: An explosion that destroys a massive star is called a C) supernova (More)
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Updated 1/17/2014 8:11:37 AM
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