Help me? PLZzz

Question

Help me? PLZzz

liz_beauty45 · Answer

What is a major source of calcium and sodium in oceans?
A)	air pollutants	
B)	gases from active volcanoes	
C)	minerals dissolved in aquifers	
D)	weathering and erosion of rocks

liz_beauty45 · Answer

Earth's oceans contain many dissolved elements like calcium, sodium, and chlorine. These elements plus several others combine to form the salts in the oceans.

mmajor14 · Answer

D

liz_beauty45 · Answer

thankuuuuuu

liz_beauty45 · Answer

Tides are caused by gravity right??

misssmartiez · Answer

NO DIRECT ANSWERS...

Also, D too.


(yes, they are)

misssmartiez · Answer

'Gravity is one major force that creates tides. In 1687, Sir Isaac Newton explained that ocean tides result from the gravitational attraction of the sun and moon on the oceans of the earth (Sumich, J.L., 1996).' http://oceanservice.noaa.gov/education/kits/tides/tides02_cause.html