A metal sphere with a charge of +25 x 10-9 C is placed 2 m away from another metal sphere which carries a charge of +10 x 10^-9 C. What is the magnitude and direction of the electric force between the two metal spheres?

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?

Truck traveling west on the highway experiences an acceleration to the east. what could be the cause of this acceleration

The law of reflection states that the angle of reflection is equal to the angle of