Energy conversions a. can lose energy as sound b. can be 100 percent efficient if controlled properly c. are calculated by multiplying useful energy by the total amount of energy

Describir textbook icon_person describe what these people are doing or feeling using an expression with tener. lecion 3

What makes the just-world hypothesis psychologically appealing to the average person? a. many people develop skewed perceptions based on their worst experiences with the poor, which makes it hard for them to see things objectively. b. it is supported by a wealth of empirical data. c. most people’s everyday experiences teach them that society tends to distribute rewards and punishments fairly. d. most people have a strong need to believe that the world is orderly, predictable, and fair.

Which at first gave the south an edge in the civil war? a. a better-equipped army b. the invention of ironclad ships c. the drafting of slaves into the army