https://www.khanacademy.org/science/up-science-grade-6-revision-course-full-term/x017c12e57b64cfa8:week-4/x017c12e57b64cfa8:untitled-256/v/light-travels-in-a-straight-line 2023-06-26T03:56:33.129173029Z Light travels in a straight line Let's find out if light travels in a straight line through an interesting activity! Vibhor Pandey video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Light travels in a straight line Let's find out if light travels in a straight line through an interesting activity! https://cdn.kastatic.org/ka-youtube-converted/EasN5Z8kElg.mp4/EasN5Z8kElg.mp4 75 Properties of light https://www.khanacademy.org/science/up-science-grade-6-revision-course-full-term/x017c12e57b64cfa8:week-4/x017c12e57b64cfa8:untitled-256/e/luminous-and-non-luminous-objects 2026-04-08T00:16:02.937952483Z Light and its Characteristics LO1: Light and its characteristics (natural/artificial source of light, speed, travels in a straight line etc).  LO2: Luminous and Non-luminous Objects   Revathi exercise https://www.khanacademy.org/science/up-science-grade-6-revision-course-full-term/x017c12e57b64cfa8:week-4/x017c12e57b64cfa8:untitled-256/e/transparent-translucent-and-opaque 2026-04-08T00:16:02.937952483Z Transparent, Translucent and Opaque Objects LO: Transparent, Translucent and Opaque Revathi exercise https://www.khanacademy.org/science/up-science-grade-6-revision-course-full-term/x017c12e57b64cfa8:week-4/x017c12e57b64cfa8:untitled-256/v/how-shadows-are-formed 2025-01-08T02:31:40.424345982Z How Shadows are Formed Discover how shadows are formed! Learn about rectilinear propagation of light, shadow formation, and how shadow sizes change with movement. Explore with a fun activity in this engaging science video! Joel Prakash Stephen video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw How Shadows are Formed Discover how shadows are formed! Learn about rectilinear propagation of light, shadow formation, and how shadow sizes change with movement. Explore with a fun activity in this engaging science video! https://cdn.kastatic.org/ka-youtube-converted/f6_kp6jcdIM.mp4/f6_kp6jcdIM.mp4 180 Properties of light https://www.khanacademy.org/science/up-science-grade-6-revision-course-full-term/x017c12e57b64cfa8:week-4/x017c12e57b64cfa8:untitled-256/e/how-are-shadows-formed 2026-04-08T01:15:04.085520103Z How are Shadows formed? Let's do some questions! vibhor exercise