Which of the following sources of data could be used by scientists to generate a predictive climate model? choose all that apply:
a. carbon dioxide concentration data in sea ice
b. global temperature data from the past 100 years
c. frequency data of lightning strikes on land and sea
d. loss of habitat data from ecosystems around the globe

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.

a chain link fence because there so tiny even my albino donkey can't get out