Anhydrous salts absorb moisture from their surroundings when it gets cooled, hence the mass of the content would increase. It can be prevented if we allow the evaporating dish to cool in a dessicator. A dessicator is a glass or plastic container in which chemicals can be stored and allowed to cool. This container can be sealed. Dessicator would provide an environment free of moisture instead of keeping in atmospheric air having moisture content.
True, when entering earths atmosphere there are stages. also known as the Thermosphere. stage 3. Where tempatures are hotter then any other stage. but do not burn all the way. mainly like a "shooting star".
Answer: 0
Explanation: Initial velocity is 0.