What is a deep valley with steep sides called?

"“forty or fifty years ago, many people thought that simply transferring technologies from industrialized to developing countries would close the technology gap. now we know that technologies developed in industrialized countries may not be suitable for use in other environments. they may require a particular type of infrastructure to operate. they may need specialized parts or knowledge to mend when they break we now understand that innovative capacity must be built in different ways." - united nations secretary-general ban ki-moon based on the secretary general's comments, which of these would be most important for a country to improve? a) native literature b) transportation grid c) cultural traditions d) construction styles

Micah is studying child behavior in playgrounds throughout the world. he wants to see how the children react when teachers select the same child to be the first to use each piece of equipment. which approach is micah is using?

Based on this map, what can be concluded about the inca empire? (4 points) it was in a highlands region. it was in a mountainous region. it was in the amazon basin. it was in north america.