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what field of study is this?, My focus is on the origin and structure of the universe."
My focus is on the origin and structure of the universe. This field of study is: Astronomy.
Expert answered|stan_r|Points 872|
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Asked 6/18/2012 9:16:32 AM
Updated 1/29/2015 8:18:52 AM
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This answer has been confirmed as correct and helpful.
Edited by Janet17 [1/29/2015 8:18:50 AM], Confirmed by Janet17 [1/29/2015 8:18:52 AM]
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Heavy elements, such as iron and silicon, have a higher condensation temperature as compared to light elements, such as hydrogen and helium.
Weegy: TRUE - Heavy elements, such as iron and silicon, have a higher condensation temperature as compared to light elements, such as hydrogen and helium. (More)
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Expert Answered
Updated 1/29/2015 8:18:05 AM
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What is a protosun?
Question
Updated 7/6/2018 7:22:14 PM
1 Answer/Comment
Protosun is the sun at an early stage of its formation, before becoming dense enough to sustain nuclear reactions.
Added 7/6/2018 6:39:04 PM
This answer has been confirmed as correct and helpful.
Confirmed by Masamune [7/6/2018 7:22:12 PM]
Whats is a protonebula ?
Question
Updated 10/19/2018 10:51:00 AM
1 Answer/Comment
Protonebula is a genus of moth in the family Geometridae.
Added 10/19/2018 5:15:50 AM
This answer has been confirmed as correct and helpful.
Confirmed by yumdrea [10/19/2018 10:51:09 AM]
What is heliocentric system?
Question
Updated 7/19/2016 8:00:18 PM
1 Answer/Comment

Heliocentric system is a cosmological model in which the Sun is assumed to lie at or near a central point while the Earth and other bodies revolve around it.

Added 7/19/2016 8:00:18 PM
This answer has been confirmed as correct and helpful.
If it weren't for Newton's _____ law, regarding inertia, the planets would travel in a straight line into space.
Weegy: If it weren't for Newton's FIRST law, regarding inertia, the planets would travel in a straight line into space. User: Gravity is the outside force that keeps the planets in orbit about the Sun. (More)
Question
Updated 1/29/2015 8:16:43 AM
1 Answer/Comment
TRUE - Gravity is the outside force that keeps the planets in orbit about the Sun.
Added 1/29/2015 8:16:43 AM
This answer has been confirmed as correct and helpful.
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