pxt-calliope/docs/reference/js/lessons/compass/quiz-answers.md

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2016-03-26 00:47:20 +01:00
# compass quiz answers
Create an actual compass to show your direction: North, South, East, or West
## Name
## Directions
Use this activity document to guide your work in the [compass tutorial](/microbit/lessons/compass/tutorial).
Answer the questions while completing the tutorial. Pay attention to the dialogues!
## 1. What is the purpose of the 'compass heading' block?
Gets the compass heading of the BBC micro:bit in degrees
<br/>
## 2. Write the code that stores the compass heading into a local variable called 'degrees'.
<br/>
```
let degrees = input.compassHeading()
```
## 3. Write the 'If statement' that will check if the device is mostly pointing North. Display 'N' on the BBC micro:bit
<br />
```
if (degrees < 45) {
basic.showString("N", 150)
}
```
## 3. Write the 'If statement' that will check if the device is mostly pointing East. Display 'E' on the BBC micro:bit
<br />
```
if (degrees < 135) {
basic.showString("E", 150)
}
```
## 3. Write the 'If statement' that will check if the device is mostly pointing South. Display 'S' on the BBC micro:bit
<br />
```
if (degrees < 225) {
basic.showString("S", 150)
}
```