pxt-calliope/docs/lessons/flashing-heart/quiz.md
2016-03-25 16:47:20 -07:00

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# flashing heart blocks quiz
Learn how to create a blinking image with a variable.
## Name
## Directions
Use this activity document to guide your work in the [flashing heart activity](/microbit/lessons/flashing-heart/activity).
Answer the questions while completing the activity. Pay attention to the dialogues!
## 1. Describe what `pause` does?
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## 2. Write the code that leaves an image on the screen for 1 second (1000 milliseconds)
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## 3. Write the code that leaves an image on the screen for 1.5 seconds (1500 milliseconds)
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