Scratch Basics
What is the Scratch character called?
A sprite
Which robot can drive around?
Dash
True or false: computers guess what you meant if your code is wrong
False
You want Dash to drive forward 3 times. What's the easiest coding tool to use?
A loop
What is the name of the person who writes computer code?
A programmer (or coder)
What starts the Scratch program?
When Green Flag is Clicked
Which robot stays in place?
Dot
What is an algorithm?
A set of step-by-step instructions
What do 3 of the letters in STEM stand for?
S - science
T - technology
E - engineering
M - math
What do robots need in order to follow instructions?
A program (code)
What animal is the Scratch mascot?
A cat
Which 2 apps did we use with Dash?
Blocky and Go
Why are loops better than writing the same command over and over?
Your robot goes too far in one section of the maze, what should you do?
Adjust the distance settings
How many 90 degree turns does your robot need to make to drive a square?
4
What time of block would you use to do the same action 10 times?
A repeat (loop) block
Name 3 things Dash can do
Light up, move, sounds, detect obstacles, dance, etc.
Why do programmers break big problems into smaller ones?
They're easier to solve
You want your dash robot to move forward. What colour block should you use?
Blue
What is the main job of a robot?
To perform tasks or solve problems
Why are Scratch's blocks shaped differently?
So only blocks that work together can connect
What powers Dash?
Rechargeable battery
What is the first thing you should do after writing code?
Test it
Name 2 of the coding sections on scratch
motion, looks, sound, events, control, sensing, operators, variables
Name one real-world job that uses robots.
Engineer, surgeon, factory worker, scientist, warehouse worker, etc.