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its me
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the awnser is
number 3 lol
The circulatory system moves blood in our bodies. The blood can move oxygen and nutrients to our muscles and limbs. The heartbeat pushes the blood, and the blood cells carry glucose.
Answer: The nuclear equation is
.
Explanation:
A nuclear reaction in which a heavy particle splits into another particle along with release of energy is called a nuclear fission reaction.
For example, 
Here, energy is radiated in the form of gamma radiation.
Thus, we can conclude that the nuclear equation is
.
Answer:
A. increasing the ability of technology, like microscopes, to see even smaller particles
Answer:
Mg2 + O2 → 2MgO
Explanation:
Hope this helps!! I got it right.