(URGENT, WILL MARK BRAINLIEST!) A hiker initially walked 9.50 km 30° North of East and then walks 5.25 km 40° South of East. What is the hiker’s displacement from her initial position?

Which lists the organs in the correct order as food passes from the mouth to anus?

How to tell if a molecule is polar or nonpolar with electronegativity

Four objects each with charge +2.0×10−7c are located at the corners of a square whose sides are 2.0 m long. part a what quantities can be determined using this information? check all that apply. the electric force on a charged object placed at the center of the square. the mass of each object. the total electric potential energy of the system consisting of the four charged objects. part b find the electric force on a charged object placed at the center of the square.