8th grade 2nd quiz

Which component of Arduino board has a 14 pins?

• Digital Pins

• Microcontroller

• Power Pins

• Analog Pins

What is #3?

• ground

• USB connector

• digital pins

• microcontroller

Identify this component.

• 
  Arduino Uno board

• breadboard

• White Plastic

• Raspberry Pi

When adding a resistor to an LED circuit in Tinkercad, what is the primary reason for using the resistor?

• A) To increase the brightness of the LED

• B) To decrease the voltage reaching the LED

• C) control the amount of electricity flowing in a circuit.

• D) To store energy for the LED

The "change x by 10" block will move the sprite 10 steps to the right.

• true

• false

What is the purpose of the "when green flag clicked" block in Scratch?

• A) To stop the script

• B) To start a script

• C) To pause the script

• D) To delete the script

In Scratch, the ________ block is used to create a loop that will run indefinitely, or "forever."

select the repeating block

• 
• 
• 
• 

In Scratch, we found loops under which menu option?

• motion

• looks

• sensing

• control

if we want to add score to our project which block should we choose?

• motion

• control

• events

• variable