Grade -6 Science /EM/ Activity 38

Anusha Karunarathna July 22, 2020
Write the answers

[1] How does light transmit ?

[2] What is a light beam ?

[3] Who invented the first bulb ?

[4] What is the instrument that used to lighten the interior of the body ?

Answers for activity 37

answers are in page 78 of the text book.

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