Question 1 :
Match the following.<table><tr><th>Column A</th><th>Column B</th></tr><tr><td>a.Red, blue and green</td><td>i. White light</td></tr><tr><td>b.Magenta, cyan and yellow</td><td>ii. Complementary colours</td></tr> <tr><td>c.Blue and yellow</td><td>iii. Primary colours</td></tr> <tr><td>d.Spectrum</td><td>iv. Secondary colours</td></tr></table>

Question 2 :
Click and choose the correct option.<br>Kinetic energy of an object depends on its velocity and __________.

Question 6 :
The property due to which a light ray striking a surface is returned back into the same medium is called

Question 7 :
According to law of conservation of energy, energy changes from one form to another form, but the total energy of that system

Question 8 :
Click and choose the correct option.<br>Regular reflection gives diffused or blurred images.

Question 10 :
<table> <tr><th>Column A</th> <th>Column B</th> </tr><tr><td>(a) Human body</td> <td>(i) Electric Bell</td> </tr><tr><td>(b) Silk thread</td> <td>(ii) Current</td> </tr><tr><td>(c) Charge in motion</td> <td>(iii) Conductor</td> </tr><tr><td>(d) Soft iron</td> <td>(iv) Electromagnet</td> </tr><tr><td>(e) Electromagnet</td> <td>(v) Insulator</td> </tr></table>