What is the heat energy required to raise the temperature of 7 grams of dry air from 6°C to 12°C?

a. a primary source combines several different accounts of an event. b. a primary source generally benefits from having been written after an event.

explanation:

i just calculated it all out, and not including weekends, and all the different days off. as of this school year (2018-2019) students are spending 2198 hours in school this year

qualitative observation deals with data that can be observed with our senses: sight, smell, touch, taste, and hearing. they do not involve measurements or numbers. for instance, colors, shapes, and textures of objects are all qualitative observations.