Answer of this question is <span>volcanic eruptions</span>
Answer: It is the result of a mixture of radiation from many independent sources, such as stars and galaxies.
Microwave background radiation is a form of electromagnetic radiation that is present in the whole universe and completely fills it. In fact, it is the leftover radiation from the Big Bang that occurred 400,000 years before the events related to this cosmic radiation.
Its frequency belongs to the microwaves range and is one of the main demonstrations of the of the Big Bang theory model.
Answer:
Separatist rebellion in the East When Ukraine's Moscow-friendly president was driven from office by mass protests in February 2014, Russia responded by annexing Ukraine's Crimean Peninsula. It then threw its weight behind an insurgency in the mostly Russian-speaking eastern Ukraine region known as Donbas.