Primary 4 Basic Digital Literacy Flashcards: Drawing and Sketching with Scratch Pen Blocks

Question 1

What are Pen blocks in Scratch?

Accepted Answer

blocks that let a sprite draw lines and shapes on the Stage

Question 2

Before Pen blocks can be used in a new project, the programmer must ____.

Accepted Answer

add the Pen extension

Question 3

Which Pen block removes all pen drawings from the Stage?

Accepted Answer

erase all

Question 4

What happens after the pen down block runs and the sprite moves?

Accepted Answer

the sprite draws a line along its path

Question 5

What happens when a sprite moves after the pen up block runs?

Accepted Answer

it moves without drawing a line

Question 6

Which block chooses the exact colour for the next lines?

Accepted Answer

set pen colour to

Question 7

Which block shifts the current pen colour by a number?

Accepted Answer

change pen colour by

Question 8

Which block sets a line to a chosen thickness?

Accepted Answer

set pen size to

Question 9

Which block makes the current line thickness increase or decrease?

Accepted Answer

change pen size by

Question 10

Why are Motion blocks needed when drawing with Pen blocks?

Accepted Answer

the sprite must move to create the line path

Question 11

How many sides and right-angled corners does a rectangle have?

Accepted Answer

four sides and four right-angled corners

Question 12

Which turn angle makes each corner of a rectangle?

Accepted Answer

90 degrees

Question 13

To draw a rectangle 100 steps long and 50 steps wide, the move lengths should alternate between ____.

Accepted Answer

100 steps and 50 steps

Question 14

Which block should run before drawing a fresh shape if old pen marks remain?

Accepted Answer

erase all

Question 15

After setting pen colour and size, which block must run before the first move to draw?

Accepted Answer

pen down

Question 16

Which action should come after the final side of a finished rectangle?

Accepted Answer

lift the pen with pen up

Question 17

What is a zig-zag pattern?

Accepted Answer

a series of short lines that turn back and forth

Question 18

Why is a repeat block useful in a long zig-zag script?

Accepted Answer

it performs the same move-and-turn pattern several times

Question 19

A zig-zag script repeats “move 50, turn right 60, move 50, turn left 120.” What does repeating create?

Accepted Answer

more connected zig-zag segments

Question 20

Which sequence correctly begins and ends a Pen drawing script?

Accepted Answer

erase all, set pen properties, pen down, draw, then pen up

Strong work.