The answer is C. ionic compounds, compared to another hard compound which is the covalent bond, the structure of the ionic compound is lattice or crystalline in form thus less room for imperfections on its structure compared to the latter choices.
The second ball should strike at double the original t value
Explanation:
the answer is y=strong winds move sand dunes in the desert
Answer:
it is a force
Explanation:
a force is a push or a pull
