Answer:
Abiotic factors include water, sunlight, oxygen, soil and temperature.
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.
Answer:
b. dred scott vs sandford
Explanation:
The correct answer is letter b.
It happened in 1857, when Dred Scott, an enslaved black man, whose owners had taken him from a slave-holding state to a slave-free state and then brought back to the slave-holding state. With this, he argued that since he was taken into free territory, he was legally free by the Constitution. The US supreme court then ruled that the constitution was not valid to a black person :(
At the point when the measure of the surface region with respect to volume builds, the rate of weathering increments. Weathering is the breakdown of rocks at the Earth's surface, by the activity of water, extremes of temperature, and natural action. It doesn't include the expulsion of shake material.