A star's apparent brightness<span> is its </span>brightness<span> seen from Earth. A star's </span>absolute brightness<span> is the </span>brightness<span> the star would have if it were at a standard distance from Earth
</span>so if your riding in a car at night and your passing some one on the road in there point of view your apparent brightness is lets say 10 and if your are farther a way your estimated brightness or star's absolute brightness would be 10.<span />
Answer: physical changes
Explanation: Physical changes are changes that do not alter the identity of a substance.
<em>hope it helped:)</em>
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Answer:
No, the number of chromosomes is actually barely related to complexity at all. For instance, humans have 46 chromosomes (2 sets of 23) whereas small deer have 6 chromosomes, and carp have over 100
Explanation:
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Answer: Vasodilation
Explanation:
vasodilation can be described as the process where the blood vessels widen within the body. Usually, it occurs when smooth muscles in the arteries and major veins relax and its major role is to distribute oxygen to different areas of the body, where it is needed most. It is a natural response of the blood vessels to low levels of oxygen or an increment in body temperature. There are certain health conditions related to vasodilation such as low blood pressure and inflammatory conditions.