What causes infectious diseases? O A. Organ malfunction
O B. Vitamin deficiency
OC. Pathogens
OD. Genes

What is work? how much work is done to move an object 0 meters?

Suppose a comet has an orbital period of 309.1 years around the sun. what is it’s average distance from the sun?

Aweight lifter raises a 1600 n barbell to a height of 2.0 meters. how much work was done? w = fd a) 30 joules b) 3000 joules c) 320 joules d) 3200 joules