Scratch Revision Quiz

What can scratch be used to make?

• Films and animations

• Animations and games

• Games and websites

• Websites and animations

• Games and films

What is an algorithm?

• A structure where one thing happens, or another, depending on something

• A loop that repeats something

• A set of instructions to solve a problem

We talked about 3 main structures in programming: sequencing, selection and iteration. What is a sequence?

• A structure where one thing happens, or another, depending on something

• A loop that repeats something

• Things that happen step by step

What is IF selection in a program?

• Things that happen step by step

• Used to make decisions in a program

• A loop that repeats something

What is iteration in a program?

• A loop that repeats something

• A structure where one thing happens, or another, depending on something

• Things that happen step by step

Which group of blocks would you find the "When green flag clicked" block in?

• Motion

• Looks

• Sensing

• Events

• Operators

Which group of blocks would you find the "move x steps" block in?

• Motion

• Looks

• Sensing

• Control

• Operators

Which group of blocks would you find the "forever" loop in?

• Motion

• Events

• Sensing

• Control

• Operators

What is the name we use for the different characters/objects etc. (like the cat) that you have in your project?

• Stages

• Scripts

• Sprites

• Selections

• Shapes

What is a variable in a program?

• Used to repeat instructions

• Use to store data that can change

• Used to make choices in a program