Single-slit diffraction: Light of wavelength 687 nm is incident on a single slit 0.75 mm wide. At what distance from the slit should a screen be placed if the second dark fringe in the diffraction pattern is to be 1.7 mm from the center of the diffraction pattern?

The foundation of literacy is the printed word

By third grade, children can read fluently and enjoy reading

Teachers should avoid showing children written images until they are able to read

 11. Match the following:

2. Why is energy input restricted in a swine diet during gestation? 0.5 Why dietary fiber is increased in a swine diet after farrowing? 0.5 Define sow herd and gilt. 2 What kind of diet is recommended for gilts at pre-gestation? 0.5

10. What is a disadvantage of liquid feeding and what is an advantage of pellet feeding in swine? 1 What is interval feeding in swine? 0.5

13. Which food dry or canned is better for your dog? 1 Is an “All purpose” dog food ideal for feeding your dog throughout their life? 1

3.  Why is it important to have feeding mangers for dairy cattle 5-10 cm higher than their standing place? 0.5 List what is in the three layers of the rumen content. 1.5  List the four  phases of the rumen cycle 2.

Suppose you are a teacher in an early childhood classroom.  What are some things you should do to tell an excellent story to your class of children?