They are examples of elements.
no the best source is blood.
Answer:
1)Around 450 B.C., the Greek philosopher Democritus introduced the idea of the atom.
2)All matter is made of atoms, Atoms are indivisible and indestructible.Compounds are formed by a combination of two or more different kinds of atoms, A chemical reaction is a rearrangement of atoms.
3)B
Explanation:
Answer:
Explanation:
I am a bit confused is there instuctions on what to write on or anything like that
Answer:
The first and last choice
Hope this helps! Plz mark brainliest