Paragraph 5 of this passage mainly tells about - the physical properties of minerals.
how to spot a diamond.
determining how rare a diamond is.
how to test a diamond for value.

In a certain ecosystem owls are predators for mice. the owl population increases and they eat more mice this causes the mouse population to decrease what happens next? a. the birth of mice increases. b. the birth rate of owls increases c. the population of owls decreases d. the population of mice increases

Identify the various levels of atmosphere. troposphere mesosphere exosphere stratosphere thermosphere

As a result of wildfires, in grasslands. a) tree growth increases b) grass growth increases c) soil quality decreases d) invertebrate variety decreases