Question

What is an element?
A.
a substance made up of hydrogen and one other kind of atom

B.
a substance made of just one kind of molecule that cannot be broken down into something simpler

C.
a material that is shiny and usually hard and strong

D.
a substance made of just one kind of atom that cannot be broken down into something simpler

Answer 1

D

Answer 2

time to submit my test :O

Answer 3

my score is terrible.............THANKS FOR THE HELP..the one yall helped with i got correct @swolesammy @michaelac959 some of @SupDaSup was correct THANKSSSSS