-Mountains provide us with freshwater, energy, food, biodiversity, and medicinal products – resources that may become very rare in the coming decades. They are also very prone to climate changes, land degradation, deforestation and natural disasters.
Answer: the task demands
Explanation:
According to Land and Hayhoe, thee most important factor in determining fixations when a person is making a peanut butter sandwich is the task demands.
It should be noted that the stimulus colors, orientations or the stimulus contrast levels isn't the appropriate answer.
Answer:
Silicate-Oxygen tetrahedro
Explanation:
Silicate-Oxygen tetrahedro are the most abundant and basic structure of common minerals.
These are silicate minerals which formed to silicate rock forming mineral. These constitute about 90% of earth crust. Silica SiO2 consider as most common mineral on the surface of earth also known as Quartz. The the most andundant element in the earth crust is oxygen, mainly found in combine form.
I guess that is the correct answer.
*Chuckles evilly* >:)