Alloys are supposed to give greater strength to metals, which is why gold is mixed with others to make it harder. They have greater strength and are more resistant to erosion.
Birds use the magnetic fields and some fish i believe as well and maybe butterflies im not entirely sure <span />
Answer:
Because they have strong roots, they remain stuck in the ground.
Explanation:Because they have strong roots, they remain stuck in the ground.
Answer:
They form a covalent bond
