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Answer</h2>
Three types of covalent bonds, they can form
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Explanation</h2>
Carbon has four valence electrons in the outer shell but it forms three covalent bonds with another carbon atom. i.e Single bond, double bond and triple bond.
- The single bond is called Alkanes e.g. Methane, Propane etc.
- Double bonds are called alkenes e.g. Ethylene, Propylene etc.
- Triple bonds are called alkynes e.g. Ethyne, Propyne, Butyne etc.
The best choice is uneven heat distribution because If a place has a warm are it has low pressure and if it has a cold area it has high pressure.
Wind moves from areas of high air pressure to low air pressure.
Example: Land Breeze and Sea Breeze.
Th earth has uneven distribution due to different angles of insolation and by earth tilts.
I would say c is the answer
Answer:
Alloy is a mixture made up of iron &nickel.
Hi! I believe the answer is B) Irregular.
Explanation: Irregular galaxies dont have a descriable shape.
Hope this helps!!
Payshence xoxo
