IM SORRY THIS ISNT CHEMISTRY BUT GEOLOGY DOSENT APPEAR AND I NEED HELP WITH IT. THERE IS 2 OTHER SAMPLES BUT THEY CANT FIT IN. THE SAMPLES ARE IN ORDER. 4. Examine the photographs of sediment samples in the Unknown Samples Gallery, which is under Materials in the Lesson Resources. Match the pictured samples to the environments described in the Student Guide.

Sample # Estimated % Biogenous Material Estimated % Terrigenous Material Roundness /
Angularity Other Helpful
Characteristics Type of Environment
1
2
3
4
5
6
7