2.5 Mid-Unit Quiz Review

A set of steps that explain how to complete a task is called ________________.

• parallelism

• a sequence

• an algorithm

• an event

(a)   happens when a series of frames are shown at a fast speed, one right after another

Which of the following are used to create loops in Scratch? (Choose 2)

• Repeat blocks

• Say blocks

• Operators

• Forever blocks

• XY coordinates

5. The frequency, or speed, at which frames in a video sequence are displayed, as measured in frame per second is called ______ _______. (2 words)

(a)  

Digital images made with the help of a computer are called ________ _______.

(2 words)

(a)  

(a)   images are made with pixels, are larger files, and do not look smooth when zoomed in on.

(a)   images are made with mathematical equations, are smaller files, and still look smooth when zoomed in on.

A series of instructions repeated over and over until something tells it to stop is called a (a)   .

When this code is run, how many steps will the sprite move in total?

• 35

• 45

• 50

• 60

• 70

Batter has 4 costumes. If you want the animation to end on the third costume (costume c), what number should be in the repeat loop?

• 1

• 2

• 3

• 4