Make questions like "What sense do you use to feel it? or How can you sense it? and answer the questions, in pairs(recuerda que habrá dos posibles respuestas: una referida al sentido que usamos y otra al adjetivo de como lo sentimos).
The eye
Watch the video and stop it to read and understand the process
The ear
Watch the video and stop it to read and understand the process
Then write the questions on your notebok and answer.