Module 2.1: Forces in Basketball Welcome to your Module 2.1: Forces in Basketball Teacher Email Is this your pre or post assessment? (Pre-Assessment = 1, Post-Assessment = 2) Student ID Grade 1. What force makes the basketball fall to the ground? a. Gravity force b. Downward force c. Upward force d. Mass Force 2. Why is it important to keep everything the same during an experiment? a. To measure variables b. To control variables c. To change variables d. To connect variables Time's up