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Physics, M.4, last 2 terms.

📢, grade 4, what are you going through at the end of this semester?

At the end of the second term, our focus has to be on the "red frame" in the picture. These are the two big chapters we have to learn at the end of this semester.

🎯 Chapter 6: Momentum and Collision

🎯 Chapter 7: Curved Motion

Save the image, check the topic you need to read, and go ahead and wait for no one. Fight! ✌️🐻

# Physics 4 # Late # Physics summary # dek71 # Physics

1/6 Edited to

... Read moreจากประสบการณ์ของผม เมื่อถึงช่วงสอบปลายภาคของฟิสิกส์ ม.4 เทอม 2 การเข้าใจโมเมนตัมและการชนอย่างลึกซึ้งช่วยให้ทำข้อสอบเรื่องการเคลื่อนที่ได้ดีขึ้นมาก หากพูดถึงโมเมนตัม หลักการที่สำคัญคือการรักษาปริมาณโมเมนตัมในระบบปิด และสูตรอย่าง p = mv ก็ต้องจำให้แม่น เพราะจะใช้อธิบายทั้งการเคลื่อนที่รวมและการชนแบบยืดหยุ่นหรือไม่ยืดหยุ่น การเคลื่อนที่แนวโค้ง เช่น โพรเจกไทล์ ก็จำเป็นต้องเข้าใจแกน x และ y แยกกัน โดยมีการวิเคราะห์แรงโน้มถ่วงช่วยอธิบายระยะและเวลาการเคลื่อนที่ รูปภาพสรุป เช่น ภาพที่มีหมีน่ารักในบทนี้ช่วยให้มองภาพรวมง่ายขึ้นและจดจำได้ดี สำหรับสมดุลกล บทที่ 4 กับงานและพลังงานในบทที่ 5 ก็เป็นพื้นฐานที่ช่วยสนับสนุนการวิเคราะห์โมเมนตัมและการชน ทำให้เข้าใจภาพรวมของฟิสิกส์ได้ดีขึ้น แนะนำให้น้องๆ จดโน้ตสั้น ๆ สรุปสูตรและหลักการ พร้อมกับฝึกทำโจทย์และทบทวนภาพสรุปเพื่อเพิ่มความชัวร์ บทนี้มีความสำคัญมากสำหรับการสอบปลายภาค สู้ๆ ครับ แค่ตั้งใจและแยกเวลาอ่านอย่างมีระบบก็สอบผ่านได้แน่นอน!

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