Which word describes the difference between the highest and lowest points in an area? elevation
landform
relief
topography

The graph shows the solubility of several different salts in water, across a range of temperatures. according to the graph, which salt can dissolve at a concentration of about 60 g/100 cm3 of water at 40 degrees celsius?

During the winter, this species of fox has white fur, but in the summer, it has brown fur. what environmental change may have lead to this fox's fur color? snow cover increase in sun's brightness volcanic eruption global warming

Crossing over and independent assortment are important activities that occur during meiosis. what is the significance of these activities