Unit 4 - Programming the Frog maze

It is a short program that controls one thing - for example a sprite.

• Algorithm
• Code
• Function
• Script

An x/y coordinate is a _______ value in Scratch.

• numeric
• string
• boolean
• textual

The ____ coordinate sets how far up or down the screen a point is.

• X
• Z
• W
• Y

Increasing the y coordinate of the frog sprite will make it move ____ screen

• right off
• left on
• down the
• up the

To bring the sprite in the center of the screen, x/y coordinate must be set to _________

• x=0

  y=0

• x=10

  y=10

• x=0

  y=256

• y=-10

It is a loop which is controlled by a logical test.

• counter loop

• forever loop

• conditional loop

In Scratch, the block for a conditional loop is ______

• repeat until

• if
• repeat

The sensing block is ________ in colour.

• green
• lightblue

• red
• black

It is the block which displays a message in speech bubbles on the screen.

• Say

• Move

• Set size

• play sound

You can change the backdrop using ______ block

• switch backdrop to

• say

• next costume

• next backdrop