Please help me !
Do you think we should be worried about being exposed to background radiation?

Assume similar data for the motion of the blood in your aorta. estimate how many beats of the heart it will take the blood to get from your heart to your brain. (assume that the distance from your heart to your brain is 30 cm)

If angle "a" is 25°, angle "b" is: a) equal to angle c b) less than angle c c) greater than angle c

Both independent and dependent clauses