Most objects move at a constant speed because of friction and acceleration. The constant speed keeps them in place, and keeps a balance.
What Is A Molecule? B) NaCi
No additional force is required because it's already going downhill
Answer:False.
Explanation: HIV is a viruse that only shows symptoms after a few weeks. in Fact HIV does not show any physical symptoms. So, no you can not tell if someone has or is been infected by HIV by directly looking at them.
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