In a separate experiment the student used the same objects and tray, but glued a piece of gritty sandpaper to the tray. what
results would be expected?
the items would slide faster at the same heights.
the items would start to slide when the tray is not lifted as high.
the items would not slide at all, no matter how high the tray is raised
the tray would need to be raised higher before the items start to slide

How did geography influence the development of ancient greece?

Which occurs when air is compressed? air molecules move slower. air temperature rises and air molecules move faster. air temperature decreases. air temperature decreases and air molecules move faster.

Which statement best explains distribution of natural resources? people tend to settle in locations that have the resources they need for survival. some countries have resources that others lack, so trade between countries becomes vital. fossil fuels come from areas that have mountains and other areas that manufacture synthetic gas. areas with natural resources provide a higher standard of living and better quality of life.