Turtle Academy 23

What 'long' command makes the turtle move to the middle of the drawing area? In other words, not a 'short' command like 'fd' (for forward), but the 'full' command.

(a)  

Which 'long' command is used to lift the pen off the drawing surface?

• up pen

• penup

• lift pen

• pen up

What short command will make the turtle move backwards 20 points?

(a)  

What is the short command to make the turtle disappear?

(a)  

What short command will delete everything on your screen?

(a)  

What command will I need to type to create this triangle with 200 point side lengths?

• fd 200 rt 120 fd 200 rt 120 fd 200 rt 120

• fd 200 rt 90 fd 200 rt 90 fd 200 rt 90

• fd 120 rt 200 fd 120 rt 200 fd 120 rt 200

• fd 200 rt 120 fd 200 rt 120 fd 200 rt 120 fd 200 rt 120

The sides of the square a 200 points. The turtle ended up in this position (orange turtle) after drawing the square. Thereafter the turtle moved to the new position (blue turtle). What are the short commands to get it to the new position?

• pu rt 90 fd 200 pd

• lt 90 fd 200

• pu lt 90 fd 200 pd

• pu fd 200 lt 90 pd

Some code is missing in the code below. What is it?

repeat 4 [fd 200 rt 90 ]

(a)   [fd 200 rt 120]

What command will move the turtle from the middle of the screen to the red dot?

• move (0 0)

• set (0 0)

• setx -150

• setx (0 -150)

What command will make the turtle move to the red dot?

(a)