What is the value of the net electrostatic force on (a) particle 1 and (b) particle 2 due to the other particles

Janelle made a hypothesis bout the uneven temperatures inside her house during winter. she believes that 50% of the ducts are blocked and she plans to investigate. if she wants to prove her hypothesis using scientific processes what should she do next?

What is the magnitude of the resultant vector round your answer to the nearest tenth

Aforce of 100 newtons is used to move an object a distance of 15 meters with a power of 50 watts. find the work dine and the time it takes to do the work