https://www.khanacademy.org/science/up-science-grade-6-revision-course-full-term/x017c12e57b64cfa8:week-2/x017c12e57b64cfa8:untitled-229/v/joints 2025-02-24T07:39:06.722383375Z Joints Learn about movable and immovable joints, and dive into the functions of hinge joints, ball and socket joints, and gliding joints. Discover how these joints work together to help us move, bend, and stay stable. By the end of this video, you'll know: - The difference between movable and immovable joints. - How hinge joints, like in your elbows, help you bend. - Why ball and socket joints, like your shoulders, allow full range of motion. - How gliding joints in your vertebral column provide smooth movement while bending. Great for students, teachers, or anyone curious about how our bodies move! Don't forget to like, subscribe, and share for more fun biology lessons. Timestamps: 0:00 Intro 0:39 Immovable and Movable Joints 1:17 Types of movable joints 1:26 Hinge Joint 2:20 Ball and Socket Joint 4:01 Gliding Joint 5:13 Recap Khan Academy India is a nonprofit organization with the mission of providing a free, world-class education for anyone, anywhere. We have videos and exercises that have been translated into multiple Indian languages, and 15 million people around the globe learn on Khan Academy every month. Support Us: https://india.khanacademy.org/donate Created by Joel Prakash Stephen Joel Prakash Stephen video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Joints Learn about movable and immovable joints, and dive into the functions of hinge joints, ball and socket joints, and gliding joints. Discover how these joints work together to help us move, bend, and stay stable. By the end of this video, you'll know: - The difference between movable and immovable joints. - How hinge joints, like in your elbows, help you bend. - Why ball and socket joints, like your shoulders, allow full range of motion. - How gliding joints in your vertebral column provide smooth movement while bending. Great for students, teachers, or anyone curious about how our bodies move! Don't forget to like, subscribe, and share for more fun biology lessons. Timestamps: 0:00 Intro 0:39 Immovable and Movable Joints 1:17 Types of movable joints 1:26 Hinge Joint 2:20 Ball and Socket Joint 4:01 Gliding Joint 5:13 Recap Khan Academy India is a nonprofit organization with the mission of providing a free, world-class education for anyone, anywhere. We have videos and exercises that have been translated into multiple Indian languages, and 15 million people around the globe learn on Khan Academy every month. Support Us: https://india.khanacademy.org/donate Created by Joel Prakash Stephen https://cdn.kastatic.org/ka-youtube-converted/7dZB56GpJFM.mp4/7dZB56GpJFM.mp4 341 Different types of joints https://www.khanacademy.org/science/telangana-class-6-science/x274096cca8bb3cfc:movements-in-animals/x274096cca8bb3cfc:joints/v/ball-and-socket-joint-and-hinge-joint 2025-12-14T15:40:46.316426832Z Ball and Socket Joint and Hinge Joint In this video, we explore how your arms and legs move in so many different ways during activities like playing cricket, dancing, walking, or catching a ball. Students will learn what joints are, why the body needs them, and how they work like tiny hinges inside us. We look closely at two important joints: ✔ Ball-and-socket joints — found in the shoulder and hip, allowing movement in all directions. ✔ Hinge joints — found in the elbow, knee, fingers, and toes, allowing movement in just one direction. Through simple examples and everyday actions, students will understand how each type of joint gives either freedom of movement or controlled stability. Khan Academy video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Ball and Socket Joint and Hinge Joint In this video, we explore how your arms and legs move in so many different ways during activities like playing cricket, dancing, walking, or catching a ball. Students will learn what joints are, why the body needs them, and how they work like tiny hinges inside us. We look closely at two important joints: ✔ Ball-and-socket joints — found in the shoulder and hip, allowing movement in all directions. ✔ Hinge joints — found in the elbow, knee, fingers, and toes, allowing movement in just one direction. Through simple examples and everyday actions, students will understand how each type of joint gives either freedom of movement or controlled stability. https://cdn.kastatic.org/ka-youtube-converted/JHk0CeElUdU.mp4/JHk0CeElUdU.mp4 233 Different types of joints https://www.khanacademy.org/science/telangana-class-6-science/x274096cca8bb3cfc:movements-in-animals/x274096cca8bb3cfc:joints/v/neck-joint-and-fixed-joints 2025-12-30T03:57:18.086839643Z Neck Joint and Fixed Joints How can your head turn left and right without your whole body moving? And why do the bones of your skull stay completely still? This video takes students on an interactive exploration of pivot joints and fixed joints, starting with simple movements they can feel in their own body. The lesson explains how the pivot joint in the neck allows the skull to move on the atlas vertebra, helping us nod, turn our head, and stay alert to our surroundings. It then contrasts this movement with fixed joints, where bones are tightly fused, especially in the skull, to protect the delicate brain like a strong helmet. Students also discover the special case of the lower jaw, which moves using a hinge joint, allowing us to speak, eat, and laugh. Through clear examples and everyday actions, the video highlights how the human body smartly combines mobility where needed and stability where essential, ensuring both movement and safety. Khan Academy video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Neck Joint and Fixed Joints How can your head turn left and right without your whole body moving? And why do the bones of your skull stay completely still? This video takes students on an interactive exploration of pivot joints and fixed joints, starting with simple movements they can feel in their own body. The lesson explains how the pivot joint in the neck allows the skull to move on the atlas vertebra, helping us nod, turn our head, and stay alert to our surroundings. It then contrasts this movement with fixed joints, where bones are tightly fused, especially in the skull, to protect the delicate brain like a strong helmet. Students also discover the special case of the lower jaw, which moves using a hinge joint, allowing us to speak, eat, and laugh. Through clear examples and everyday actions, the video highlights how the human body smartly combines mobility where needed and stability where essential, ensuring both movement and safety. https://cdn.kastatic.org/ka-youtube-converted/yJ87VEaHK7k.mp4/yJ87VEaHK7k.mp4 222 Different types of joints https://www.khanacademy.org/science/up-science-grade-6-revision-course-full-term/x017c12e57b64cfa8:week-2/x017c12e57b64cfa8:untitled-229/e/functions-of-joints-and-cartilages 2026-04-07T23:36:17.218592739Z Functions of joints and cartilages LO: Functions of joints and cartilages Revathi exercise