1. Friday January 16 Lecture 3: The Electric Field Chapter 20-Sections 4 and 5

2. CLICKER CHANNEL 41 C LICKER C LASSROOM RF Response Card Channel Setting 1.Press and release the GO button. 2.While the light is flashing red and green, enter the two digit channel code. 3.After the second digit is entered, press and release the GO button again. 4.Press and release 1/A button. The light should flash yellow to confirm. edtech@mst.edu573-341-4131edtech.mst.edu RF RESPONSE CARD

3. I am taking this class because 1.I will learn the answer to the universe. 2.I know the answer is 42. 3.It is required.

4. Electric field of a point charge is stronger at 1.A 2.B A B

5. At point A, with q>0, the electric field points 1.Vertically up 2.Vertically down 3.To the left 4.To the right A

6. Both charges are 19nC. The electric field at point A = A 1.-30 N/C to the left 2.+75 N/c to the right 3.0 N/c 4.10 N/c upwards 1 m