An element is a species of atom that has the same amounts of electrons and protons in their nuclei. To know which of these substances are elements, we can look it up in the periodic table of elements. The elements are as follows:
1.silicon
2.lead
3.silicone
5.iodine
Carbonic acid can react when water combines with carbon dioxide.
Answer:
I think it's D
Explanation:
because it says when ever air hits the iron it reacts so if we make a slower release then it will take less time to get cold !
Answer:
ok so the answer is
4(energy)
5(kinetic energy)
6(potential energy)
7(gravity)
8(work)
Explanation:
I already learned this last year.