2.1 plan and implement scientific investigations 2.3 practice the principles of scientific inquiry 4. The student uses effective communication skills and skills and tools to build and demonstrate understanding of science. There are particles in the air that we can not see. Most particles do not harm us. We will go outside to observe an activity.
Teacher attaches a white sock to the exhaust tailpipe of a car.
Parent turns on the car and lets it run for just a couple of minutes. Students observe only. Remove the sock. The sock will have black particles attached to it. Return to classroom.