I'm not sure how to go about doing this. can someone ? i'll rate you the brainliest!

calculate the wavelength of the laser light for a) d = 1/500 mm and b) d = 1/1000 mm. use the modified “grating equation” given below:

nλ = d (x/l)

remember to keep all calculations in millimeters (mm) until the end and then convert your answer to nanometers (1 nm = 10‐6mm)

Analyze the map above. using complete sentences, discuss the population distribution of the united states. make sure to address the issue of climate and at least one other factor that has created such an uneven population distribution throughout the region.

The biome pictured above is found in areas such as kenya and south africa. the land is grass-covered with very few trees and gazelles and other grazers are common here. why does this biome have a low population of trees? a) large grazing animals destroy the trees. b) it is a deforested rainforest with poor soil. c) it has high temperatures and low precipitation. d) it has a long rainy season followed by flooding.

Ben can’t wrestle in this week’s match unless he loses two pounds. he decides to take a nap instead of exercising. this is an example of wasting time getting distracted allowing others to set goals