Please help! Giving brainliest :) List all the types of energy that are involved in the electromagnet setup

How does the poem's mood and tone change in each of these stages of “o captain! my captain! ” by walt whitman? (i need an answer asap )

Bescribe a food from your country that many people enjoy

Evaluate the argument in president kennedy’s inaugural address for sacrificing oneself for the greater good of humanity. is this argument convincing? in what ways can we see the legacy of his request in this word today.