A 200 gram cube of lead is heated from 21 °C to 80 °C. How much energy was required to heat the lead? The specific heat of lead is 0.129 J/g°C.

Analyze the map below and answer the question that follows. image by mdf the map projection above was created using mathematical formulas to calculate distances. it has a small amount of distortion. which map projection is shown in this image? a. the goode projection b. the political projection c. the mercator projection d. the winkel tripel projectio