1. Where is the water in the pot going? 2.How does E? Emulsion, the celebrity food scientist, define a physical reaction and what examples does he give?

Which of the following are guidelines to follow for obtaining accurate observations

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 %.

Electromagnetic force is present when electromagnetic fields a.become charged as they lose electrons. b.become stable as they come in contact with other forces. c. interact with charged particles. d.gain energy from other forces.