Answer:
While exercise is a common cause of muscle fatigue, this symptom can be the result of other health conditions, too.
Causes of muscle fatigue
Addison's disease.
age.
anaerobic infections.
anemia.
anxiety.
botulism.
cerebral palsy.
chemotherapy.
Answer:
37 degrees Celsius
Explanation:
Most enzymes in the human body function best at around 37 degrees Celsius, which is 98.6 degrees Fahrenheit.
I think but I do not know it refered to as being repetitive
Answer: The kinetic energy of the flying bird is 56 Joules.
Explanation:
Mass of the bird = 7 kg
Velocity of the flying bird = 4 m/s
Kinetic energy of the bird will be given by :


The kinetic energy of the flying bird is 56 Joules.
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