Identify why the following people are at risk of dehydration: sara, who ran a marathon and jeff, who has been vomiting

Sara is dehydrated because she sweats and the water is distributed faster.

Jeff is Dehydrated because he is losing the stuff in his stomach

Sara:sweat out the water in her body
jeff:threw up all liquids in stomach

Air goes past the epiglottis and into the trachea when you breathe in. from there, it goes to your vocal cords in the larynx until it reaches the bronchi. from the bronchi, air passes into each lung.

Afew buddies come over to your house to hang out. they notice you're struggling in school, perhaps you have to rely on to pass your class, but you can't absorb the knowledge. they could positively reinforce getting a tutor and working with you, dedicating more time to the areas of struggle and less on hanging out to better yourself.secondly, say you're the victim of bullying. you're afraid to tell an adult because of possible repercussions from the bully himself. your friends encouraging you and pushing you towards telling an adult for your safety is another example.