Light of wavelength 633 nm from a distant source is incident on a slit 0. 750 mm wide, and the resulting diffraction pattern is observed on a screen 3. 50 m away.

If i got an 1040 on my psat, what are the chances of being able to get a 1400 on the sat. and are there any recommended ways to study.

How are 3-d printers useful in studying evolution? a. to color the fossils of organisms b. to create clones of extinct organisms c. to create replicas of fossils d. to prepare paper cutouts of organisms e. to study the composition of fossils

In what type of gpa are honors, ap, ib and dual enrollment courses given additional points? a) cumulative gpa b) weighted gpa c) unweighted gpa d) semester gpa