The label on a box of vitamin supplements claims that it will lower your blood pressure. What would be the most impartial source for information about this
claim?
O A. The manufacturer of the vitamin
O B. The government agency that tests vitamins
O C. The store that sells the vitamin
O D. The person who invented the vitamin

Agymnast dismounts off the uneven bars in a tuck position with a radius of 0.3m (assume she is a solid sphere) and an angular velocity of 2rev/s. during the dismount she stretches out into the straight position, with a length of 1.5m, (assume she is a uniform rod through the center) for her landing. the gymnast has a mass of 50kg. what is her angular velocity in the straight position?

Select the word from the list that best fits the definition classification of most stars on the h-r diagram

Arod of some material 0.20 m long elongates 0.20 mm on heating from 21 to 120°c. determine the value of the linear coefficient of thermal expansion [in (degrees c)^-1] for this material.