Jamaal has a big math project coming up. To prepare, he looks over all of the steps involved in preparing the project and estimates how many days it will take to do the project. He creates a schedule using a daily planner and plans to study for six uninterrupted hours per day. Because he is busy, he plans to study late each night. Which good study practices is Jamaal using? Check all that apply. He has a good idea of how much time his assignment will take.
He schedules an achievable number of hours per study session.
He is using a schedule aid.
He has added breaks into his schedule.
He is studying at a good time of day.

(1) fire extended humans’ geographical boundaries by allowing them to travel into regions that were previously too cold to explore. (2) it also kept predators away, allowing early humans to sleep securely. (3) fire, in fact, has been a significant factor in human development and progress in many ways. (4) other obvious benefits of fire are its uses in cooking and in hunting. (5) probably even more important, however, is that learning to control fire allowed people to change the very rhythm of their lives. (6) before fire, the human daily cycle coincided with the rising and setting of the sun. (7) with fire, though, humans gained time to think and talk about the day’s events and to prepare strategies for coping with tomorrow. the sentence that expresses the main idea is: (type the number of the sentence. then click “go.”)