Hail forms when its is A. SUPER cold and B they first have to accumulate into raindrops and then freeze, so basically they water molecules are just forming into regular rain and then the temperature suddenly drops the raindrops freeze and turn into hailstones.
Hope that helps!
Answer:
A Mantle plumes
Explanation:
This is caused by the highly fluid (low viscosity) lava erupted, which travels farther than lava erupted from a stratification, and results in the steady accumulation of broad sheets of lava, building up the shield volcano's distinctive form.
(If that makes sense -_- let me know if you get it wrong or right! I had this question before so just wondering)
Mantle convection is an important method of heat transport within the Earth. Mantle convection is the driving mechanism for plate tectonics, which is the process ultimately responsible for producing earthquakes, mountain ranges, and volcanos on Earth.
Answer:
The reasons that cities boomed during the Middle Ages are more employment opportunities, increased trade, and growing interest in culture and art.
