Sue along the straight-line path between her home and the cinema. Now Sue walks home. What is Sue's displacement if a. Her home is the origin?
b. The cinema is the origin?

Aballet student who learns with the of his instructor is demonstrating learning.

Two pans of a balance are 24.1 cm apart. the fulcrum of the balance has been shifted 1.33 cm away from the center by a dishonest shopkeeper. by what percentage is the true weight of the goods being marked up by the shopkeeper? assume the balance has negligible mass. answer in units of %.

Convection occurs when thermal energy is transferred by the movement of