Distance vs. Time 80
70
60
B
50
Distance (m)
40
А
30
20
10
10 20
30 40 50
Time (s)
60
70
80
1. How far has the student walked in 25 seconds?
2. Describe the motion of the student from 25 seconds to 60 seconds.
3. How long did it take the student to walk 40 meters?
4. What is the independent variable?
5. What is the dependent variable?

Listed following are various physical situations that describe how light interacts with matter. match these to the appropriate category. 1) transmission? -visible light meets clear glass -visible light does not pass through a black wall -red light hits a red sweatshirt -light comes from your computer screen -cell phone signals pass through walls -blue light hits a red sweatshirt -white light hits a white piece of paper -light comes from a light bulb