PLSSS ITS DUE TOMORROW AND I NEED HELP

What is the major limitation to the light microscope?

What is the measure of how much matter is in an object and that can be measured using a balance? a. height b. volume c. weight d. mass

Atriangle with equal sides of length 10 cm has -2.5-nc charged objects at each corner. part a determine the direction of the electrical force exerted on the object at the top corner due to the two objects at the horizontal base of the triangle. determine the direction of the electrical force exerted on the object at the top corner due to the two objects at the horizontal base of the triangle. horizontally rightward vertically downward vertically upward horizontally leftward