I believe that is true.
hope this helps!
Answer:

Explanation:
Given that there are two force of 1 pound each at right angles to each other.
The from the vector law of addition:

where:
resultant force
be the two of the forces to be added.


The mass of the astronaut is still 65 kilograms. Mass is constant or doesn't change no matter where you are.
Answer:
I think it's 0 N 3rd choice
Answer:The change in entropy of the total amount of water is negative as a result of the mixing.
Explanation:If you increase temperature, you increase entropy
Also More energy gives you greater entropy and randomness of the atoms.