Answer:

Explanation:
We are given that
Diameter of wire=d=4.12 mm
Radius of wire=r

Current=I=8 A
Drift velocity=
We have to find the density of free electrons in the metal
We know that
Density of electron=
Using the formula
Density of free electrons=
By using Area of wire=

Density of free electrons=
It's (whatever number comes after 'hold') divided by 2.5 .
The animal that is hunted and consumed is considered the prey
Answer:
positive ion
Explanation:
due to the fact it loses electrons there is 2 more protons than electrons