Answer:
ecosistema terrestre es una comunidad de organismos y su ambiente que ocurre solo en masas de tierra, como continentes o islas. Ecosistemas terrestres. Tundra. Taiga. Bosque templado
Formed by erosion created by seafloor spreading
RIVER DELTAS ARE formed by erosion created by seafloor spreading
NOT:
caused by the movement of tectonic plates areas of infertile, rocky soil
Answer:
15 AMU, or 15 daltons.
Explanation:
Typically the number of protons matches that of the electrons. So, there's 8 protons and 7 neutrons. The 8 electrons have a total mass of 8/1000 AMU, not significant enough to be counted. So the total mass is 15 AMU.
