Answer:
Salt is dissolved in warm water
Explanation:
The other answers are physical changes.
well ofc air is just one of the products we get from photosynthesis
Answer:
Option B, can be used to either sterilize or pasteurize, depending on the dose of radiation
Explanation:
Sterilization by radiation has started since 1895. However, commercial food irradiation plant was installed at Stuttgart, Germany in 1958. In general gamma radiation is used for sterilization purposes which disrupts the sub-atomic particles involved in the formation of the microorganism at an early stage by damaging their genetic material such as DNA or RNA with in their cells. Once the genetic material i.e DNA or RNA is damaged, the cell dies automatically.
Hence, option B is correct
The answer is Lava cause Lava is merely the ingredients, so to speak, of a rock. It is called molten rock but is not a rock in itself. <span> It has all of the minerals that will eventually "make" an igneous rock when it cools, but it is not a rock until it cools, ceasing to be lava and becoming an igneous rock. </span>
