Answer:
Ecology is the study of the interactions between organisms and their environment.
Explanation:
please make as brainiest.
Answer:
2)neuton
Explanation:
because neuton is Part of Earth
Answer:
Massive stars transform into supernovae, neutron stars and black holes while average stars like the sun, end life as a white dwarf surrounded by a disappearing planetary nebula. All-stars, irrespective of their size, follow the same 7 stage cycle, they start as a gas cloud and end as a star remnant.
Explanation:
Dead zones are low-oxygen<span>, or hypoxic, areas in the world's oceans and lakes
(answer is dead zones)</span>
