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3. Choose the block that is not present in Text to Speech extension.

(i) speak ( ) (ii) translate ( ) to ( )

(iii) set voice to ( ) (iv) set language to ( )

4. Recognise the block which starts a script after receiving a specific message.

(i) broadcast ( ) (ii) when video motion > ( )

(iii) when ( ) key pressed (iv) when I receive ( )

B. Write ‘T’ for true and ‘F’ for false.

1. The ‘set ( ) to ( )’ block hides the chosen variable from the screen.

2. You can add the desired sound in your project from the Sound Library.

3. The New Message name box is used to create a new message to broadcast.

4. Changing the voice and language is not possible in Text to Speech extension.

C. Fill in the blanks using the given hints:

1. In Scratch you can create projects that feature sprites. Hints
Variables
2. The and blocks are found in the Events
Broadcast
block category. Talk

3. The are like labeled boxes that store information your Receive
Multiple
program can use, change and display.

4. The Text to Speech extension lets your sprite .

D. Answer the following questions:

1. Define the use of Broadcast and Receive blocks.

2. What type of information can variables store?

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