GRE Vocabulary Builder vs CEM Exam Study Guide

Master over 1,300 essential GRE® words with interactive flashcards and a complete GRE® study guide! Improve your vocabulary and learn every word you need to know for the GRE® step by step with different difficulty levels. STUDY GUIDE Learn more about the GRE® test, the scoring system, the Analytical Writing, Verbal Reasoning, Quantitative Reasoning and question categories. Get tips on how to get the highest score! VOCABULARY FLASHCARDS More than 1,300 essential words for the GRE® carefully picked by expert tutors. Use the Smart Round for personalized flashcards generated by our learning algorithm. JUST LISTEN! Use the audio-enabled lessons and easily follow each paragraph, word by word with better concentration. TRACK TEST & STUDY PROGRESS Keep track of your progress through the chapters and lessons. Easily pick up where you left off with the Continue Studying shortcut. FULL OFFLINE MODE Study on the go! Use the app wherever you go without an internet connection, and still access all the lessons, flashcards and words. OTHER FEATURES: - Customizable Study Reminders - Dark Mode Support (with automatic switch) - Listen To Glossary Words Pronunciations Feedback on the app, the content, or the questions? We always would love to hear back from you! You can reach us at hello@reev.ca. Love the app? Please take a moment to leave a review and let us know what you think. *GRE® is a registered trademark of the Educational Testing Service (ETS) in the United States and other countries. This app is not endorsed by the ETS.

Prepare for the AEE CEM (Certified Energy Manager) exam with a focused, comprehensive study companion aligned to the current Body of Knowledge 2.0. CEM Study Guide organizes everything into the fourteen exam subject sections — Energy & Sustainability Policies, Codes & Standards; Energy Rates, Tariffs & Supply Options; Energy Audits & Instrumentation; Energy Accounting & Economics; Electrical Power Systems & Motors; Lighting Systems; HVAC Systems & Building Envelope; Building Automation, Controls & AI; Energy Storage Systems; Boiler & Steam Systems; Distributed Generation & Renewables; Industrial Systems; Operations, Maintenance & Commissioning; and Energy Savings Performance Contracting & M&V — so you study exactly what the exam tests. WHAT'S INSIDE • 160+ flashcards — tap to flip, tagged by subject section • 125+ multiple-choice practice questions with instant feedback and fully worked solutions • 110+ glossary terms and key acronyms, fully searchable • 43 energy engineering formulas with variables and usage notes TOPICS COVERED • Policies & codes: decarbonization, GHG accounting, ASHRAE 90.1/62.1/211, IECC, ISO 50001, LEED, ENERGY STAR • Rates & tariffs: rate structures, demand charges, ratchets, procurement, demand-side management • Audits: ASHRAE Level 1/2/3 audits, instrumentation, EUI/ECI, load factor • Economics: time value of money, NPV, IRR, SIR, life-cycle cost, simple payback, depreciation • Electrical: power factor correction, three-phase power, motors, VFDs, affinity laws • Lighting: efficacy, footcandles, zonal cavity method, LED retrofits, lighting controls • HVAC & envelope: COP/EER/kW-per-ton, chillers, heat pumps, psychrometrics, R- and U-values, degree days • Controls & BAS: PID control, DDC, BACnet, optimum start/stop, energy management systems • Energy storage, boilers & steam, CHP & renewables, compressed air, commissioning, ESPC and IPMVP M&V Start free with a preview of every section. Unlock Premium with a one-time lifetime purchase or a low monthly subscription — both include the entire question bank, glossary, and formula library. This app is an independent study aid and is not affiliated with, endorsed by, or sponsored by the Association of Energy Engineers (AEE). CEM® and Certified Energy Manager® are registered trademarks of the Association of Energy Engineers. Always verify current exam content at aeecenter.org.