Ferromagnesian vs. non-ferromagnesian
------------------------------- ----------------------------
1-Contains Magnesium and Iron 1- Contains little or no Magnesium &
as major components Iron
2- Color: very dark 2- Color: Generally lighter
3- Density relatively high 3- Density relatively low
Answer:
Is it the scientific method?
S waves (surface waves)
hope this helps.
Answer:
light and air pollution
Explanation:
i don't know what I can explain