The Inca “City of the Sun” was the city of Cuzco
Seeing signs of a chemical reaction does not always mean that a reaction is happening. For example, a gas (water vapor) is given off when water boils. ... You can tell that it is a physical change because water vapor can condense to form liquid water. In a chemical change, a new substance must be produced.
There is 3800 mmHg in 5 atm
This is false because males have 1 X and 1 Y chromosome. It's females who have 2 X chromosomes. So, it's false.
It is fresher because of new transportation techniques and refrigerated trailers.
