During a sit up test the assessor allows for the students' feet to be held on their first attempt but then does not allow for it on the second attempt would not make this test

Synovial fluid serves as a lubricant to prevent friction between two parts that move on each other such as in the case of and bones.

How do the uv rays cause damage?   what exactly causes the skin to burn;   can you be more specific about this mechanism?   3. how do photosensitive medications increase a person's sensitivity to sunlight and therefore increase their risk of getting burned?     what kind of medications can increase photo-sensitivity, can you think of some examples?

Could someone me? it's about drink looking at the effects and consequences of illegal drinking, what advice would you give an 11-year-old brother or sister? list at least three effects/consequences, and be specific by using examples.