Which of these correctly pairs a positive and a negative of exposure to UV radiation? *
Helps the body produce Vlt D; Can cause skin cancer
Creates healthy, glowing skin; Too much exposure can result in overproduction of Vit
D
Helps the body create Vit K; Weakens teeth and bones
Suppresses the immune system; Helps the body produce Vit K

Alightning strike consists of charge moving from a cloud to the ground . in one particular case, the electrons in a lightning strike are confined to travel within a radius of 1.5 m and to move at a speed of 5.0 x 10 m/s. if the density of electrons in the strike is 10'15 electrons/m what current is carried by the lightning ?

Curious carl calculated the density of a cube to be 4.50 g/cm3. what is the density of the cube in g/l?

Marcella is a four-year-old girl who is a victim of emotional child abuse. based on the child and family services improvement and innovation act of 2011, which action should the government take for marcella? a. the state should arrest marcella’s abuser. b. the state should find a home for marcella as soon as possible. c. the state should enforce stricter laws in the area where marcella resides. d. the state should provide medical assistance to marcella.