The Sun is acting weird. It typically puts on a pageant of magnetic activity every 11 years for aurora watchers and sungazers alike, but this time it overslept. When it finally woke up (a year late), it gave the weakest performance in 100 years.
Each bone in your body is made up of three main types of bone material: compact bone, spongy bone, and bone marrow. Compact bone. Compact bone is the heaviest, hardest type of bone. It needs to be very strong as it supports your body and muscles as you walk, run, and move throughout the day.how/hide words to know. 1  Bone marrow: the tissue in the middle of bones that creates red and white blood cells 2  ... Compact bone: the heaviest, hardest type of bone in the body. 3  Lining cell: flat cells that make up and cover the outer layer of bone. 4  Marrow: a soft tissue found inside bones.
The long bones include: the femur, radius, humerus, and phalanges. The other bones are mostly composed of spongy bone without marrow, and surrounded by an apical layer of compact bone.Short bones are almost cube shaped; very nearly equal in length and width.They are involved in fine movements.aking the world better, one answer at a time. There Are More Than 2 Types Of Human Bones, There are 206 Bones In The Human Body So There Are MANY Differences. There are five types of human bone: Long bones are hollow, cylindrical (though somewhat curved), and long as the name suggests.