កំណែរូបវិទ្យាថ្នាក់ទី៨

8th grade physics version as a study aid for real science students.

There are solutions to each lesson:

Chapter 1 Straight Movement Lesson 1 Speed ​​and Speed ​​Vector

Lesson 2: Momentum and Acceleration

Lesson 3 Service River

Question at the end of Chapter 1

Chapter 2 Strength and Movement Lesson 1 Strength

Lesson 2 Friction force

Lesson 3 Newton's Law

Question at the end of Chapter 2

Chapter 3 Energy Production and Power Lesson 1 Energy Production

Lesson 2 Power

Question at the end of Chapter 3

Chapter 4 Power and Power Electricity Lesson 1 Power and Power

Lesson 2 Home Electrical Network

Question at the end of Chapter 4

Chapter 5 Magnet Lesson 1 Magnet

Lesson 2 Magnetic field

Concluding Question Chapter 5

Chapter 6 Sounds Lesson 1 Making Sounds

Lesson 2 Tumnoul So

Lesson 3: Reflection of sound and sound

Concluding Question Chapter 6

8th grade physics version for students to find sample exercises and problem-solving methods.

In order for the study to be successful, it is necessary to read more, practice the exercises twice a day and listen to the teachers while studying in the classroom, especially to be good children, good students and good young men and women to be the successors. The country's bamboo to develop more and more in the Internet age.

The mobile application includes books for all levels, such as primary, secondary, high school, and other documents.

- Books in Khmer

- Math books

- Physics textbook

- Chemistry books

- Civics Book

- Home Economics Books

- Geography books

- History books

- Earth Science Book

- Social textbooks

- Science Books

- Book version