If you walked 20 m, took a book from a table, and walked back to your seat, what are the distance you traveled and your displacement?

Although respiratory organs vary across different organisms, they all contain respiratory surfaces that have a large surface area and are extremely thin. explain why having an extremely thin respiratory surface with a large surface area is advantageous for the process of gas exchange

Suppose the universe were completely empty except for one object-a solid sphere moving through space of 100 km/s. what sort of path would the object be moving in? explain your answer

Ais a mountain created from eruptions of lava, ash, rocks, and hot gases.