What energy transformations take place in an a320

What are similarities and differences of reflection, refraction, diffraction and absorption?

Acaterpillar tries to climb straight up a wall a meter high, but for every 2 cm up it climbs, it slides down 1 cm. eventually, it reaches the top. when it reaches the top, it does not pull itself over so it will slide down 1 cm. what is the total displacement traveled?

Which of these is the best way to manage a natural resource