Question

why we should leave some space in water bottle when we go at higher altitudes such as mountains​

Answer 1

Answer:

Explanation:

Water freezes  while going to high altituded. But this does not mean that we should leave some space in water bottle while travelling in high altitudes. But the answer is that if we dont leave a little space then all the water will freeze and when it will return to its liquid form the water bottle will be filled to the top and while opening it it most probably will spill its content