Undertake a design project to construct, test, and modify a device that either releases or absorbs thermal energy by chemical processes. In Chapter 5, students learned how the process of dissolving ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

CHENNAI: The school education department has released the mobile application ‘Manarkeni’ with video lessons in English and Tamil. At present, videos on the first term syllabus of Class 12 have been ...