Answer:
A. Early signs of life on earth
Explanation:
The Hadean, before the Archean, is the first geologic eon of Earth. It began with the formation of the Earth about 4600 million years ago and ended 4,000 million years ago. The planet had just formed and was still very hot due to high volcanism, a partially molten surface. Some geologists labels the period before the earliest-known rocks on Earth. At the end of it much cooler surface temperature and the formation of solid rock enabled to flaurish the life.
The part of the Sun that you are observing when you see a blotchy appearance is the surface of the sun. This appearance is called granulation which is caused by the convection of the hot material inside the sun which go up and down the surface of the sun. Because of its sandy texture it is sometimes called lemon peel or rice grain.
Answer:
changes in temperature that happen with increasing altitude.
Answer:
A. The spleen filters pathogens from blood
Explanation:
-The spleen is sometimes called the “filter of the blood”
-It works closely with the circulatory system for transportation needs and the lymphatic system for production of lymphocytes.
The significant effect of the Greco-Persian Wars was that Athens emerged as the most powerful of the victorious Greek city-states, leading to a Golden Age of peace and prosperity. <span>Like the Trojan War, the Persian Wars were a defining moment in Greek history. The Athenians would dominate Greece culturally and politically through the fifth century BC. The answer to your question is D. </span>I hope this is the answer that you are looking for and it comes to your help.
