Bike Module 2.0 – Ideal Pressure for Balance (Grades 3-5) Welcome to your Bike Module 2.0 - Ideal Pressure for Balance (Grades 3-5) Teacher Email Student ID Is this your pre or post assessment? Pre-Assessment Post-Assessment Grade 3rd 4th 5th 6th 7th 8th 1. Molecules are always a. invisible b. different colors c. different sizes d. moving None 2. Like an inflated bicycle tire, molecules under pressure a. Move Faster b. Move Slower c. Get Smaller d. Get Squished None Time's up