Answer:
I thinks its B
Explanation:
Because im pretty sure mechanical waves travel through a medium which is matter.(But im really sorry if its wrong)
<h2>
Answer: Calcium Oxide and Calcium Hydroxide</h2>
Explanation:
To reduce the acidity of the soil, bases are used.
Calcium Oxide and Calcium Hydroxide are two such bases that are often used.
The transition metals are a group of metals that are found in the middle of the periodic table. ... They are also harder than the post transition metals. They make colorful chemical compounds with other elements. Most of them have more than one oxidation state.
Answer:
B .Through testing a theory about the physical world
Explanation:
