<span>The sun has six layers. Three layers, the corona, chromosphere and photosphere, comprise the sun's atmosphere or outer layer. The other three layers, convective zone, radiative zone and core, comprise the inner layers, or the parts of the sun that are not seen. <span>Fusion is the process that powers the sun and the stars.</span></span>
Answer:
validity
Explanation:
The validity of personality scores stipulates that People's scores on an extraversion test do not neatly predict how sociable they will be on any given occasion.
In the event of one research study yielding positive evidence of validity, one is not guaranteed that the measure will work as well the next time, often it does not.
Hence, there is always need for cross-validation test to ascertain to validity or non-validity of the first test.
The non-validity test helps support the outcome of the validity test.
That one test determine that people will be very sociable doesn't always mean that people will end up being social.
The correct answer is A. The sun is much closer to Earth than other stars are.
Explanation
According to the fragment, a student does not understand why other stars larger than the sun look smaller than him when seen through a telescope. This situation is because the sun is 0.00001581 light-years from Earth while other stars larger than the sun are much further from Earth such as the star Betelgeuse, which is about 500 light-years from Earth. So the correct answer is A. The sun is much closer to Earth than other stars are.
Answer:
Farming, trading, and raising livestock; mining gold and salt
<u><em>hope its helpful!</em></u>