Developing writing strategies. a magazine for the youth This week… INSIDE A university student’s typical day What do you What do you do every day? What’s.
Chapter 15: Fiscal Policy Opener. Copyright © Pearson Education, Inc.Slide 2 Chapter 15, Opener Essential Question How effective is fiscal policy as a.
H IGH P ERFORMANCE R AY T RACING Keqing Chen Yihan Sun Xinran Xu.
Conserving Energy. Questions to Start What does it mean to “conserve” energy? Why do you think it is important to conserve energy? What kinds of things.
Chapter 1 Mathematical Essentials. © 2010 Delmar, Cengage Learning. 2 Objectives ▪Perform basic operations with integers ▪Perform basic operations with.