What is the main cause of earthquakes?
a. erosion of topsoil by rivers
b. large ocean waves called tsunamis
c. animals burrowing underground
d. movement of tectonic plates

What is the formula that this ionic compounds could form sr2+p3-o2-

How to convert a density of 0.791g/cm3 to lb/ft3

What is the importance of interlocking the fingers and rubbing while washing hands? the palms are the dirtiest parts of the hands. the spaces between the fingers get washed. the backs of the hands get washed. the fingernails are the dirtiest parts of the hands