Does anybody have the answers to junior scholastic, know the news: fighting to protect voting rights

Which research model refers to the study of an individual, group, or community over a predetermined period? a. cross-sectional model b. sectional model c. cross-sequential model d. longitudinal model

Five students—jalen, chris, juwan, jimmy, and ray—move into a house together and discover they share the odd habit of drinking milk with ice in it every night before bed. they own several ice trays and make a pact to always refill the trays when they are emptied so that the supply of ice will never run out. but the five often do not have the time or energy to refill the trays, and after a few weeks, it becomes quite common for them to meet in the kitchen and discover that they have no ice. this would best be characterized as what type of dilemma

What would happen to the tides if there was no moon and no sun in the sky?