Which statement reveals a property that can be used to identify a mineral? A mineral is found in Africa.
A mineral is made in a laboratory.
A mineral is used to make medicine.
A mineral has hexagonal-shaped crystals.

In what two ways were the tang and song dynasties of china similar? they jointly built the grand canal. they were economically strong. they had weak military forces. they ruled for about 300 years. they discouraged buddhist ideas.

As of 2013, the world’s total population was about

Nami conducts an investigation on plants. she places a grow light on a timer to give the plants different amounts of light to see if this would affect their growth. in this investigation, the amount of light is the .