Thin, flattened, and typically curved bones, such as the ribs and sternum, form bones.

Thin, flattened, and typically curved bones, such as the ribs or sternum, form falt bones.

The two main functions of flat bones are protection or provide a large surface for musular attachment.

These are the flat bones of the human body: in the skull, parietal, frontal, occipial, lacrimal, nasal and vomer; scapula; sternum; rib and hip.

A. it acts on all objects all the time. mark as brainliesg