From 15bbc13595c2818679b5096686b347e4fda2dbda Mon Sep 17 00:00:00 2001 From: Michael Elliot Braun Date: Thu, 5 May 2016 14:23:56 -0700 Subject: [PATCH] update seismograph activity --- docs/lessons/seismograph/activity.md | 18 +++++++++++------- 1 file changed, 11 insertions(+), 7 deletions(-) diff --git a/docs/lessons/seismograph/activity.md b/docs/lessons/seismograph/activity.md index 8b5f29ea..3ad9098c 100644 --- a/docs/lessons/seismograph/activity.md +++ b/docs/lessons/seismograph/activity.md @@ -8,21 +8,25 @@ In this project, you will build your own seismograph. * micro:bit * USB cable -* Scissors -* *Glue* *gun* *(Optional)* * String -* Cup (Plastic or Paper) * Magnet +* Plastic Cup +* Paper Plate +* Ruler and pen +* Scissors +* *Optional: Glue gun* Welcome! This activity will teach how to use the micro:bit to chart the strength of the acceleration. Let's get started! -1. Setup Cup: Use scissors to cut a usable window on the cup, which will be a square sized hole at the lid side of the cup. Use scissors to create a small hole in the center of the base of the cup. +1. Using the ruler and pen, identify and mark the center point on the lid. Don’t worry if you don’t get it quite right, we’ll tidy things up later on. -2. Fasten Magnet: Fasten end of the string to the magnet with glue +2. Setup Cup: Use scissors to create a large square shaped window of the cup. The square sized hole will be placed at the lid side of the cup. -3. Secure String: Fasten string to base of the cup and hang the remaining string outside the base of the cup. +3. Fasten Magnet: Cut a string Fasten end of the string to the magnet with glue -4. Attach Plate: Tape the plate to the +4. Secure String: Fasten string to base of the cup and hang the remaining string outside the base of the cup. + +5. Attach Plate: Tape the plate to the ### ~avatar avatar