An example of an endothermic process is Boiling.
An endothermic reaction is any chemical reaction that absorbs heat from its environment. Boiling is a course by which a liquid changes into a vapor when it is heated to its boiling point. The shift from a liquid phase to a gaseous phase happens when the vapor pressure of the liquid is of the same level to the atmospheric pressure exerted on the liquid.
Answer: A.
Explanation:
There core, or inner layer, is the most dense due to its magnetic pole, not to mention, the core is comprised of multiple molten materials, heated so hot, tht it practically exist between two states of matter simultaneously.
Answer:
ice age/ Quaternary glaciation
Explanation:
Ice ages have occurred in the earth history and do occur more or less regularly in a cycle. It is believed that ice ages are as a result of small changes in the earth's orbit and also dependent on the solar cycles. The temperatures on the earth reduce causing the ice sheets in the poles to extend to the subtropics.
Answer:
Transmission electron Microscope
Explanation:
It produces thin slices of photography and extremely tiny things. The disadvantages are that its expensive, and you cannot test living things with it, its also massive
Puberty or a more specific aspect of puberty