The Modem
or physically connecting on the computer the data port is for a cable to connect
Answer:
The potential energy is 
Explanation:
Given that,
Force 
We need to calculate the potential energy
Using formula of work done

Put the value of F

On integration

...(I)
U = 0, x = 0 so C = 0
Put the value of c and α in equation (I)


Hence, The potential energy is 
Answer:
the heat of the light.
Explanation:
no matter the light, there's always heat being produced from it. and heat makes liuqid rise