Which law best describes why the planets are pulled toward the sun and orbit it

Check all that apply diatoms are marine algae that have a shell made of silica, what are some of the uses of the silica shell after the diatoms die? 1.the shells make up the diatomaceous earth used in filters 2.it can be used as an ingredient in abrasives 3.they are used in food products 4.the shells can be used in some insulating materials

Which organism actively hunts other

These are the components of the reservoirs of carbon that are exchanged in our environment.