Activity 2: Go to this is the link: https://phet.colorado.edu/en/simulation/bending-light When the site opens, scroll down until you see a light blue circle with PHYICS inside. Click this circle. Then select Light & Radiation. Next, find the App called "Bending of Light." Finally, click on the app (you may click on the Play button or the Red 5) You will start the lab using the Intro section. Preliminary Investigation 4. Turn the laser on by clicking the red button. You will see light getting reflected and refracted. Now move the laser pointer left and right by clicking and holding on the silver part and moving it. What are some observations you make? Describe them, (answer, explain, evidence). 5. Now, leaving the pointer at about 45 change the material the pointer is in. It is currently in Air. Click the tab and try several other materials. What are some of your observations? (answer, explain, evidence). 6. Put the initial material back to Air. Now click on water in the lower material. Change it to several other materials and made record your observations. Is there are way to make the light, go straight from AIR into the lower material, (answer, explain, evidence)