move battery switch question into battery section

diff --git a/guide/challenge-bot-questions.org b/guide/challenge-bot-questions.org
index 847f18eafcb18e7727fcde9c1465a1332458c0b5..3b5fcfc34869d51b119eb521a29f7f0bc5091352 100644 (file)
--- a/guide/challenge-bot-questions.org
+++ b/guide/challenge-bot-questions.org
@@ -67,6 +67,8 @@
        (roughly)?
     2. should you pick up a battery by the wires coming out of it?
     3. what are the wires coming out of the battery called?
+    4. why do we put the glue dots on the side of the battery pack
+       without the on/off switch?
 *** caster
     the caster is the solid metal sphere.
     it is held in a 3d printed plastic housing called the caster standoff.
@@ -74,9 +76,7 @@
     1. where is the caster?
     2. why is the caster in the middle of the back, instead of on the
        left or right?
-    3. why do we put the glue dots on the side of the battery pack
-       without the on/off switch?
-    4. what would happen if there were no caster on the back
+    3. what would happen if there were no caster on the back
        of the robot?
 *** tools
     1. do you have a ratcheting socket wrench?