Key Concepts

Key concepts are essential terms and definitions that are important for understanding a particular topic or field of knowledge.

Popular Content

Science

respiratory and circulatory system

Respiratory system: Deals with air, allowing oxygen to enter the body and carbon dioxide to exit. Circulatory system: Made up of the heart and blood vessels, it transports blood throughout the body, delivering oxygen and nutrients while removing waste pro

9th610
Science (ACT®)

Electromagnetic spectrum

Electromagnetic spectrum

8th1222
Science (ACT®)

H-R diagram

H-R diagram

College190
Science (ACT®)

Conduction,Convection, and radiation

Conduction, Convection, and radiation

College471
Science (ACT®)

Life cycle of a star

Life cycle of a star

8th550
Science

Valence electrons

Energy levels, valence electrons, subshells, atoms, elements.

8th440
Science

Meiosis and Mitosis- Phases

Learn about meiosis and mitosis, they’re processes, similarities and differences, and what they result in.

7th381
Fun Stuff

Beginner Python Notes

Basic python notes about how to code and the definition

9th724
Fun Stuff

Accounting Certification prep

Notes to prep for the intuit bookkeeping certification exam

10th1050
Fun Stuff

Philosophy of Education

Notes on chapter 6- philosophy of education for intro to EDUC

10th812
Fun Stuff

Principles of Criminal Justice: Chapters 1-4

Basic definitions/contexts of certain terms commonly used in criminal justice.

10th29521
Fun Stuff

MicroEconomics

Economics

1446
Science (ACT®)

The Parts of Eyes

Describing the parts of eyes

12311
Science (ACT®)

Hydrometeorology

1. Hydrologic cycle 2. Nature of the Cycle 3. Hydrologic budget 4. Types of precipitation 5. Components of runoff

921
Science (ACT®)

Balanced And Unbalanced Forces

Balanced forces do not cause any change in the state of motion of a body. Unbalanced forces accelerate the body.

470