wavelength of a light whose second-order dark band forms a diffraction angle of 15.0° when it passes through a diffraction grating that has 250.0 lines per mm

What are the principals of electric arc welding

What's the difference between (mu k) and (mu s)

What are two states an object can be in before an unbalanced force acts on it?

Where would you expect to find extrusive igneous rock?

What does the chemical formula CaCl show about the compound it represents It is made up of one element. It is made up of two elements. It is made up of three elements. It is made up of four elements

Why is mass movement more common after a heavy rainfall?

Order the colors of the rainbow starting with the color that is bent the least to the color that is bent the most (when it passes through a prism). Question 1 options: yellow blue indigo orange green red violet

Find the unit vector that has the same direction as the vector v = _12j

Why isn't the size of something considered a physical property?

A hunter is standing on flat ground between two vertical cliffs that are directly opposite one another. He is closer to one cliff than the other. He fires a gun and, after a while, hears three echoes. The second echo arrives 1.