What are some causes of kidney stone formation and materials that may compose a kidney stone?

Megan is a three-year-old girl. every day, her nanny tells her a story. when her parents get home from work, megan tries to tell them the story. however, she can only retell a few parts of each story. she speaks in short sentences and often plays imaginary games. which type of developmental change is megan experiencing? a. social b. emotional c. physical d. cognitive

Which type of nerve creates a 'mental map" of the relative positioning of the body at any given point in time?

Heat affects all vitamins. which vitamins are more sensitive to heat and leach into water? a. vitamin a and d b. vitamin b and c c. vitamin e and k d. vitamin d and c