Homogeneous and hetrogenus difine it

What factors can increase or decrease wariness of stranger? What are three factors or variables that affect the speed of sound? Why is the compound magnesium oxide more stable than its separate components magnesium and oxygen? Is it true that Placing fruit or flower blossoms in the refrigerator will help them last longer.? What elements make up the solid inner core of the earth? Does the thalamus control libido? How much and what do skunks eat? What happen in the core that marks the birth of a star? How did the physical features of a region and limited natural resources necessitate trade between societies? Describe how a fuse acts as a safety device? What do most plant seeds germinate or sprout in? Why do geographers use a variety of maps to represent world? What is the mark on the bottle of sodium hydroxide and sulfuric acid? What is the gps for Houston Texas? What plants did William Bartram study? Why is milk given to someone who accidentally ingests a heavy metalion such as silver or mercury? Is a knife a mixture or compound? What number of contour lines would you need to show a change in elevation 1000 feet on a map with a contour interval of 200 feet? Do roses need lots of sun to grow? What makes embryonic stem useful for medicine?

Homogeneous and hetrogenus difine it?