B. Loosening the drain plug with a screwdriver
Rubbing two sticks together will cause friction
The answer is "operating systems" brcause you need that that to use the rest
'
Answer:
Because it takes precision to a lot of things in tech and Eng. We need to measure all kinds of things, like wood, metal/etc. for computers and things that we use everyday, Because our world goes around being precise about things that we need everyday, like tables and things.
Explanation:
Answer:
d
Explanation:
All of the above can be means by which signals or information is transferred.
