A light beam is traveling through an unknown substance. When it exits that substance and enters into air (nair≈1), the angle of reflection is 34.0∘ and the angle of refraction is 44.0∘. What is the index of refraction n of the substance?

Which branches of natural science include the study of an organism that lived 10 million years ago

Selma made a diagram to compare convection and radiation. which label belongs in the area marked x? must involve temperature differences between substances or objects only occurs when molecules are in direct contact involves the movement of fluids based on density differences can occur where there is little or no matter

State the following: boyle's law and charle's law