Answer:
simple
Explanation:
<h3>CONCAVE MIRRORS AND LENSES</h3>
<h3>f= negative</h3>
<h3>CONVEX MIRRORS AND LENSES</h3><h3 /><h3>f= positive</h3>
<h3>PLEASE FOLLOW ME AND MARK IT BRAINLIEST</h3>
I think centripetal force ☺
Всяко действие има равно по големина и противоположно по посока противодействие.
Answer:
1. Battery
2. Copper wire
3. Nail or piece of metal (zinc, iron, or steel).
