Answer:
so you know the units in the problem and answer are the same, if they aren't you have to convert them to the same units.
Answer:
It's Ptolemy
Explanation:
He thought the Earth was the universe's center and everything revolved around us.
The strength of an electromagnet can be altered by increasing the number of coils around the core. The more times the coil is wrapped, the stronger the electromagnet is.
Your answer is: B) Increasing the number of coils around the core
Have an amazing day and stay hopeful!
Resistance= Potential Difference/Current
10 Ohm= PD/ 5A
PD= 10 Ohm × 5A
PD=50
Therefore, Potential Difference is B. 50 V
Answer:
A. aluminum, iron, and silver only
Explanation:
metal elements are great conductors; aluminum, iron, and silver are all metals.
plastic isn't an element, but it still doesn't conduct electricity very well because it isn't a metal
(so I would leave out plastic, because you can only choose 3 max based on the answer choices)
