As far as I can tell, this sentence has proper grammar.
I believe this to be false as of the fact that a paradox would be like this "<span>If "this sentence is false" and you agree it is true then the statement would be false but that would make it true" and so on.
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Answer:
1.A
2. believe it is c
3.c
4. probaly b for i did not read the whole thing
In balanced forces, the magnitude of the two forces is equal, whereas, in the case of unbalanced forces, the magnitude of the two forces are unequal. In balanced forces, the two individual forces act in opposite direction. Conversely, in unbalanced forces, the individual forces either act in same or opposite direction And it affects it because Balanced Forces acting on an object will not change the object's motion. Unbalanced Forces acting on an object will change the change the object's motion.