Answer:
The python code is attached
Explanation:
- I defined a function called Fullname
- The function accepts 2 parameters first and last
- last[0] gives the first letter of the last variable
- last[0].upper() modifies the first letter as upper letter
- same applied to variable first
- + sign concatenates strings and variables to the variable name
- the function returns the variable name
"Lithium ion" is used in your cellphone.
Gray isn't a color to be exact it a shade or what some people call it a shadow just like black but if you add more gray to a look lets say RED it will make it kinda faddy and more darker then it was