NASA’s Mars Sample Return (MSR) mission promises to fill significant gaps in our understanding of the universe and propel humanity forward in a new phase of the space race. Exploring the cosmos ...

Students can compare their answers with the marking scheme provided along with the sample question papers to uplift their writing and presentation skills. CBSE evaluators expect a distinct and ...

This is very useful when you are writing the presentation. The r key is very useful since it allows you to preview your slides while you are writing them. You can also use this to fix artifacts when ...