4-H is the organization traditionally thought of agriculturally related youth organization.
Researchers are most likely to use an electroencephalograph to measure their brain wave activity throughout the night. Formulating a hypothesis. Find out what goes on in people's brains during a typical night's sleep, Proposes that there is a relationship between the amount of sleep deprivation and the ability to solve complex mental tasks; the more sleep deprived people are, the more mistakes they are likely to make.
Ligaments connect the ends of bones together in order to form a joint.
Joints are structures that connect individual bones and may allow bones to move against each other to cause movement.
Hope that helps!
