What is Electromagnetic induction

The children built a sand castle near the water.

Steven needs to add an in-text citation to the following sentence. the information is from the book alice's adventures in wonderland by lewis carroll. the information was found on page 33. in alice's adventures in wonderland, we know the rabbit fears the queen of hearts because he speaks in a "low, hurried tone" and looks "anxiously over his shoulder."

How would most spanish speakers ask an elderly person how he/she is doing?