Biology, 05.07.2019 23:00 george27212
You have been given a sample of quartz, which has a hardness of 7. how can you use this mineral to determine the hardness of other minerals? describe the steps you would take in detail
Answers: 1
Biology, 22.06.2019 05:20
The fruit of a certain plant is sweet and fleshy. the seeds of this plant have a seed coat that is fairly tough. the seeds germinate better if they are exposed to acid, or scarification. what is the most likely type of dispersal for this seed? water animal wind
Answers: 2
Biology, 22.06.2019 15:00
If you relate the doppler effect on sound to the color of light waves, a police car would be the color as it approaches and the color as it recedes away from the observer.
Answers: 3
You have been given a sample of quartz, which has a hardness of 7. how can you use this mineral to d...
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