Asmall block of mass m slides along the inner, frictionless surface of a vertical circular track. at point a the magnitude of the block’s acceleration is 2g. 3. what is the magnitude of the normal force on the block at point b?

colorectal cancer may also develop from areas of abnormal cells in the lining of the colon or rectum. this area of abnormal cells is called dysplasia and is more commonly seen in people with certain inflammatory diseases of the bowel such as crohn's disease or ulcerative colitis.

the part of the wave he is travelling on is the crest

the components of a vector are the parts of the vectors that are to each other.

b perpendicular