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docs/reference/js/lessons/rotating-animation/quiz.md

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+# rotating animation quiz
+
+Learn how to create a rotating image with a while loop. #image #loop  #while #docs
+
+## Name
+
+## Directions
+
+Use this activity document to guide your work in the [rotating animation tutorial](/microbit/js/tutorials/rotating-animation).
+
+Answer the questions below while working on or after you finish the tutorial. Pay attention to the dialogs!
+
+## 1. What is a while loop?
+
+## 2. Consider the following directions
+
+Write the code to create a **global variable** called `rotating` and initialize it to **true**.
+
+## 3. Consider the following directions
+
+Write the code to create a **while** loop that will be executed only if the **global variable** called `rotating` is **true**.
+
+## 4. Consider the following code
+
+```
+basic.showAnimation(`
+# . . . . . . # . . . . . . # . . . . .
+. # . . . . . # . . . . . # . . . . . .
+. . # . . . . # . . . . # . . # # # # #
+. . . # . . . # . . . # . . . . . . . .
+. . . . # . . # . . # . . . . . . . . .
+`, 400)
+```
+
+If the rectangles below represents a board that is 5 LEDs wide and 5 LEDs tall, place an X approximately where the LED is lighted in the series. Explain why the LED is lighted there.
+
+![](/static/mb/empty-microbit.png)![](/static/mb/empty-microbit.png)![](/static/mb/empty-microbit.png)![](/static/mb/empty-microbit.png)
+
+******************************
+
+## ANSWER KEY
+
+## Directions
+
+Answer the questions below while working on or after you finish the tutorial.
+
+## 2. Consider the following directions
+
+Write the line of code to create a **global variable** called `rotating` and initialize it to **true**.
+
+```
+rotating = true
+```
+
+## 3. Consider the following directions
+
+Write the line of code that create a **while** loop that will be executed only if the **global variable** called `rotating` is **true**.
+
+```
+while (rotating) {
+}
+```
+
+## 4. Consider the following code
+
+```
+basic.showAnimation(`
+# . . . . . . # . . . . . . # . . . . .
+. # . . . . . # . . . . . # . . . . . .
+. . # . . . . # . . . . # . . # # # # #
+. . . # . . . # . . . # . . . . . . . .
+. . . . # . . # . . # . . . . . . . . .
+`, 400)
+```
+
+If the rectangles below represents a board that is 5 LEDs wide and 5 LEDs tall, place an X approximately where the LED is lighted in the series. Explain why the LED is lighted there.
+