Warmer, colder
Convection is the transfer of heat by the movement of a fluid (liquid or gas) between areas of different temperature.
Warmer fluid is less dense so it rises and colder fluid is more dense so it sinks.
The outer core is believed to behave most like a liquid.
Answer:
False
Explanation:
it can be used to date stuff up to about 50000 years, so i'd say that its halfly false, so false is correct :)
Answer:
The energy comes from electrons produced by oxidation of biological molecules.
Explanation: In photosynthesis, the energy comes from the light of the sun.
Hope this helped! :)
Answer:
Mitosis involves the division of body cells, while meiosis involves the division of sex cells.
Explanation:
