Answer:
The stars mass (once it becomes a star) is inversely proportional to its lifetime as a main sequence star. A red dwarf can survive for many billions of years; a star that has twice the mass of the Sun, such as Sirius A, will have 25% of the Suns lifetime.
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Explanation:
It occurs when and where there is not enough water to meet both demands and those of ecosystems to function effectively.
Male children are encouraged to attend the university.
Answer:
stratosphere
Most ozone (about 90%) is found in the stratosphere, which begins about 10–16 kilometers (6–10 miles) above Earth's surface and extends up to about 50 kilo- meters (31 miles) altitude. The stratospheric region with the highest ozone concentration is commonly known as the “ozone layer” (see Figure Q1-2).
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Answer:
Explanation:Feudalism protected Western Europe from outside invaders, but it did not bring peace to a region. vassals often placed their personal interestsin the firs place over the interests of the areas they ruled. Feudal lords had complete power in their local areas and could make harsh demands on their vassals and peasants.
- Feudalism helped protect communities from the violence and warfare that broke out after the fall of Rome and the collapse of strong central government in Western Europe.
- Feudalism helped restore trade.
- Feudalism benefited lords, vassals, and peasants. Lords gained a dependable fighting force in their vassals.
- Feudal ceremonies, oaths, and contracts required lords and vassals to be faithful and to carry out their duties to each other.
- Feudalism did not allow one person or organization to become too powerful.
<h2>
bad</h2>
- Because there was no strong central government to enforce laws fairly, it was easy to use force, violence, and lies to get one’s way.
- Lords or vassals often placed their personal interests over the interests of the areas they ruled like i said in first paragraph.
- not treat people equally or let them move up in society.
<u> i think it did both it helped for good,and for bad.</u>