query: Why is it brighter at noon than at just after sunrise?
positive_passages.docid: 19490
positive_passages.text: Why 8 am is darker than 12 pm?
negative_passages.docid: 113532
negative_passages.text: What is the cause of this non-uniform bokeh effect?
negative_passages.docid: 139947
negative_passages.text: Tired light red shift hypothesis
negative_passages.docid: 10526
negative_passages.text: Why is the sky dark at night?
negative_passages.docid: 90676
negative_passages.text: Why do light sources appear as stars sometimes?
negative_passages.docid: 56740
negative_passages.text: Change the brightness adjustment interval
negative_passages.docid: 21342
negative_passages.text: Automatically adjust display brightness based on sunrise and sunset
negative_passages.docid: 19839
negative_passages.text: Why is the sky not purple?
negative_passages.docid: 32532
negative_passages.text: how to model the exponential growth of luminosity when you flick a light on
negative_passages.docid: 53874
negative_passages.text: Why don't absorption and emission lines cancel out in our Sun?
negative_passages.docid: 22104
negative_passages.text: What does "sunset" mean in this text?
negative_passages.docid: 15772
negative_passages.text: Do full frame sensors gather more light than crop sensors?
negative_passages.docid: 107832
negative_passages.text: Cycles: Emission Shader does not bring enough light
negative_passages.docid: 26141
negative_passages.text: "Bright" Part of speech
negative_passages.docid: 34068
negative_passages.text: Why does the sky change color? Why is the sky blue during the day, red during sunrise/set and black during the night?
negative_passages.docid: 36773
negative_passages.text: Why do wet objects become darker?
negative_passages.docid: 128577
negative_passages.text: Intensity of light