Mania
What is a circuit?
A circuit is a path along which electric current flows.
What is binary code?
A system of representing text or computer processor instructions using the binary number system, which uses only two digits: 0 and 1.
What is encryption?
Encryption is the process of converting information into a code to prevent unauthorized access.
Name one basic block in Scratch used to control movement.
The "Move" block
What is a battery's role in a circuit?
A battery provides the electric energy that powers a circuit.
What is a microcontroller?
A small computer on a single integrated circuit containing a processor core, memory, and programmable input/output peripherals.
Which of the following is a conductor?
A plastic spoon//Copper wire//Glass cup//Rubber gloves
Copper wire
What is a Caesar cipher?
A Caesar cipher is when you substitute each letter for a certain number of places down or up the alphabet.
What is a sprite in Scratch?
A sprite is a character or object that can perform actions in a Scratch project.
What is a conductive material?
Materials that allow electricity to pass through them easily
What is a switch used for in a circuit?
A switch is used to open or close a circuit, allowing or stopping the flow of electric current.
Explain what a 'bit' is in binary.
A 'bit' is the smallest unit of data in a computer, representing a binary digit (0 or 1).
If you encrypt 'HELLO' with a Caesar cipher using a shift of 3, what is the encrypted message?
KHOOR
How do you create a loop in Scratch?
By using a "Repeat" block.
What's the most important rule in a Makey Makey circuit?
It completes a circuit when a person touches the object, sending a signal to the computer.
What is a chariot?
A two- or four-wheeled cart usually pulled by horses.
How do robots move?
Robots can move using wheels, legs, tracks, or other mechanisms, controlled by motors and programming.
How do I decode a Caesar cipher with a shift of 5?
By going 5 backwards (or -5)
Explain how to use variables in Scratch.
Variables in Scratch can store and change data throughout the program, such as keeping score or tracking movements.
Name one real-world application of robotics.
Robotic arms are used in manufacturing to assemble cars or electronic devices.
What does the term "debugging" mean in coding?
(Hint: Break down the word!)
Debugging is the process of finding and fixing errors or bugs in a program.
What does "algorithm" mean in coding?
An algorithm is a set of step-by-step instructions used to solve a problem or perform a task.
Name one historical use of ciphers.
The use of ciphers in World War II to encrypt military communications, such as the Enigma machine
Name one programming language used for creating games and animations for beginners.
Scratch
What is the purpose of a "comment" in coding?
A comment is a note within the code that explains the code to the person reading it.