Seismometers and Seismographs
Answer:
D.
Explanation:
Animals need oxygen (O) to survive. It's purpose is to bring oxygen into your body. One of the products of cellular respiration is carbon dioxide. Your respiratory system also helps your body get rid of that carbon dioxide.
he is most likely color blind or he might have eye sight problems
Nicolaus Copernicus, Hope this helps :)
Wet magma causes explosive volcanoes
