Answer:
10 N
Explanation:
The pair of 5 N is pressing on 1 side of the square
Answer:
The answer is B) The law of conservation of energy.
Explanation:
This is the answer because energy cannot be created or be destroyed in a isolated system. The second law as well states that the entropy of any isolated system always increases.
Answer:
To test the accuracy of a hypothesis or any findings that have already been made
Explanation:
by performing experiments scientists get to test out any questions they have
Answer:

The air in the atmosphere consists of nitrogen, oxygen, which is the life-sustaining substance for animals and humans, carbon dioxide, water vapour and small amounts of other elements (argon, neon, etc.). Higher in the atmosphere air also contains ozone, helium and hydrogen.
1892.71 milliliters in a half gallon.