Class 7 Science Chapter 15 | Light | Expected Questions
1. With an activity explain that light travels along a straight line. Place a lighted candle on a table. Now look at the candle through a straight light. The candle is visible now. Now...
Free NCERT Solutions
1. With an activity explain that light travels along a straight line. Place a lighted candle on a table. Now look at the candle through a straight light. The candle is visible now. Now...