SCRATCH - Lesson 2: Control, Sensing & Operators

In SCRATCH, there are many categories such as Operators, Control, Sensing and so on. Which category does these blocks belong to?

• Events

• Sensing

• Motion

• Operators

All blocks have hexagon shape is _________ types.

What do SENSING category do?

• Sensing use to create your block and make a function for it.

• Sensing use to save a number or text to a cloud.

• Sensing use to control all options: touching, mouse down,... in your project.

• Sensing use to control how to a sprite starts.

What did these blocks called?

• A statement

• A condition

• A loop

• A compare gate

What do these blocks do?

• "Ask" block use to ask the user a question.

• "Ask" block use to save the answer for a question of the user.

• "Anwer" block use to ask the user a question.

• "Answer" block use to save the answer for a question of the user.

These blocks are related to _____.

Give the following script. What does the cat say when you aren't touch the cat?

• say Hello!

• Hello!

• think Play with me!

• Play with me!

Lucky has created the script. Lucky wants if the cat touched apple, the cat say "We did it" for 2 seconds, otherwise, the cat will say "What should we do?" for 2 seconds and move 10 steps. Does the script will run?

• No

• Yes

If you need to repeat a code for more than once. But, you don't want to duplicate the script and paste it, you can use ____ for it.

Give the following script. Which direction does the cat face after clicking on the green flag?

• 0

• 90

• 180

• -90