Answer:
Both tests test the endurance and strength of muscle, but they evaluate muscles in different areas of the body. The curl-up test is used for the abdominal muscles while the arm hangs test, as is said in its name, test the arm muscles.
Explanation:
A standard unit of measurement based on the distance to the sun is the astronomical unit.
Answer:
The suns atmosphere is composed of many layers. The outer ones are the photosphere, the chromosphere and the corona. That is where the sun's energy (light and heat) goes up from the core.
Explanation:
C. heart disease.....
Other symptoms may include
. sudden weakness
. paralysis (not being able to move) or numbness in body
. confusion
. trouble speaking or understanding speech
. trouble seeing in one or both eyes
. problems breathing
. Dizziness, trouble walking, loss of balance or coordination, and unexplained falls
. loss of consciousness
. sudden and severe head ache
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