First grade students plan an investigation to see if a seed would grow without air.
{"Image PhotometricInterpretation": "2", "Image Make": "Apple", "Image Model": "iPad mini", "Image Orientation": "Horizontal (normal)", "Image XResolution": "72", "Image YResolution": "72", "Image ResolutionUnit": "Pixels/Inch", "Image Software": "7.1", "Image DateTime": "2015:04:13 16:33:41", "Image ExifOffset": "198", "GPS GPSLatitudeRef": "N", "GPS GPSLatitude": "[45, 40, 4431/100]", "GPS GPSLongitudeRef": "W", "GPS GPSLongitude": "[111, 5, 233/20]", "GPS GPSAltitudeRef": "0", "GPS GPSAltitude": "114743/78", "GPS GPSTimeStamp": "[22, 33, 40]", "GPS GPSImgDirectionRef": "T", "GPS GPSImgDirection": "26197/127", "GPS GPSDate": "2015:04:13", "Image GPSInfo": "732", "EXIF ExposureTime": "1/60", "EXIF FNumber": "12/5", "EXIF ExposureProgram": "Program Normal", "EXIF ISOSpeedRatings": "40", "EXIF ExifVersion": "0221", "EXIF DateTimeOriginal": "2015:04:13 16:33:41", "EXIF DateTimeDigitized": "2015:04:13 16:33:41", "EXIF ComponentsConfiguration": "YCbCr", "EXIF ShutterSpeedValue": "4761/806", "EXIF ApertureValue": "4845/1918", "EXIF BrightnessValue": "13755/2572", "EXIF MeteringMode": "Pattern", "EXIF Flash": "No flash function", "EXIF FocalLength": "33/10", "EXIF SubjectArea": "[1295, 967, 699, 696]", "EXIF SubSecTimeOriginal": "827", "EXIF SubSecTimeDigitized": "827", "EXIF FlashPixVersion": "0100", "EXIF ColorSpace": "sRGB", "EXIF ExifImageWidth": "1936", "EXIF ExifImageLength": "2592", "EXIF SensingMethod": "One-chip color area", "EXIF SceneType": "Directly Photographed", "EXIF ExposureMode": "Auto Exposure", "EXIF WhiteBalance": "Auto", "EXIF FocalLengthIn35mmFilm": "33", "EXIF SceneCaptureType": "Standard", "EXIF LensSpecification": "[33/10, 33/10, 12/5, 12/5]", "EXIF LensMake": "Apple", "EXIF LensModel": "iPad mini back camera 3.3mm f/2.4"}