look around you there are so many people struggling with depression when you dont even know it. take am minute to ask someone if theyre ok, i know that i struggle with depression and i needed to be asked if i was ok. but beware they might burst into tears

What did the first language sound like

Ablastocyst is a group of cells that forms after a human egg is fertilized. the blastocyst consists of two types of cells. some of these cells will become the placenta. what do the other cells develop into?

Which set of characteristics best describes sedimentary rock? a) largest type of rock, made of organic matter, hardest type of rock b) often contains layers, forms near sources of water, contains fossils c) least abundant type of rock, made of other rocks, made mostly of minerals d) most abundant type in earth's crust, made of magma/lava, contains no fossils