The police were tipped off by an informant.
Problem:
What does the phrase "tipped off" mean in the sentence?
liked
given money
attacked
warned

Match the following vocabulary terms to their definitions. 1. amount of energy required to change 1 gram of material from the solid to the liquid state at its melting point 2. a measure of the kinetic energy of the particles of a substance 3. the amount of heat energy required to raise the temperature of 1 gram of liquid water from 14.5°c to 15.5°c 4. amount of energy required to change 1 gram of material from the liquid to the gaseous state at its boiling point 5. the amount of energy required to change 1 gram of a substance 1°c a. temperature b. latent heat of vaporization c. latent heat of fusion d. calorie e. specific heat

What term is missing from the central region that describes hypotheses, theories, and laws? popular predictable mathematical falsifiable

The number of neutrons is equal to the atomic number minus the atomic mass. a. true b. false