Which of the following best describes images formed by a convex mirror?
O
A. Real or virtual; larger than, smaller than, or same size as object
O
B. Real; larger than object
O
C. Virtual; smaller than object
O
D. Real and larger than object or virtual and smaller than object

The graph below represents the work done by a student while running up flights of stairs. determine the student's power output after 10 seconds: 1600 j/s 8000 j/s 160 j/s 800 j/s

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.

Match each type of lever with the correct diagram. 1. first-class 2. third-class 3. second-class