Which statement best describes an organ? O A. This is the simplest level of organization of life.
O B. Different types of tissues work together to carry out a function.
C. This is the most complex level of organization of life.
O D. Cells of one type work together to carry out a function.
SUBMIT

measuring light intensity

light meters can be used to measure light intensity. the meter is held at the soil surface and pointed in the direction of the maximum light intensity, and then the meter is read.

errors can be made when measuring light intensity by accidentally shading the light meter. the reliability of the results can be checked by taking many samples.

yes

no

blue is scattered more than other colors because it travels as shorter, smaller waves. this is why we see a blue sky most of the time.