Scratch
In Scratch, what can you add to change the scene of a story?
Backdrops.
What is the name of the controller explored in the mBot2 chapter?
CyberPi.
What is a smart object?
An object that can perform intelligent actions using technology, inputs, or sensors.
Which action changes the direction or angle of an object?
Rotating
A Micro:bit project must react when a student presses a button and then display a result. What two concepts are involved?
The push button as input control and controlling the Micro:bit’s LEDs.
What is the character or object that you control in Scratch called?
A Sprite.
Which sensor can detect how far an object is from the robot?
The ultrasonic sensor.
What does IoT stand for?
Internet of Things.
You need to remove a cylindrical section from a solid object. Which feature can create the opening?
Creating a hole in an object.
A microbot must change its motor speed according to the temperature. What input is used to control the speed?
Temperature
What do you program to control when a backdrop changes during a story?
The time frame
A robot must continue checking a condition throughout its mission. Which block is useful for repeating the checking process?
The "forever" block.
What programming element is used to store a changing value, such as time in a stopwatch?
A variable
You need to create a design automatically based on an algorithm rather than manually placing every shape. What should you use?
Codeblocks.
A mall robot must count clients entering through a doorway. Which sensor and application should be used?
The ultrasonic sensor to count clients entering a mall.
A Sprite changes from a normal person into a superhero without creating a second Sprite. What Scratch feature can be used?
Costumes
A robot must identify whether an object is red, blue, or green. Which sensor should it use?
The color sensor
Which Micro:bit component can be used as an input control?
The push button.
You have two objects that must be placed neatly along the same line. Which feature should you use?
Aligning objects.
Which two blocks are used to control the mission of mBot2?
“Forever” and “if.”
Your Scratch project must show four scenes in order, with each scene appearing for a specific amount of time. What two elements are essential?
Backdrops and the programmed time frame.
A smart home should close its rolling shutter when the environment becomes bright or dark according to the project instructions. Which sensor is used?
The light sensor.
Which component displays patterns or information on the front of the Micro:bit?
The Micro:bit’s LEDs.
Which action changes the size of a 3D object?
Scaling.
What is the main idea of a multitasking mission?
The robot performs more than one task or action as part of the same mission.