What statement best describes science ? a) science is a collection of knowledge about the natural world. b) science is the process of discovering how the natural world works. c) science is a collection of knowledge about the natural world, but it is also the process of discovering how the natural world works. d) science is too hard to describe.

Which type of evidence would support the author's claim?

97 points what types of changes have been made in the united states to protect people from earthquakes? a. communities are no longer located along fault lines. b. building codes ensure that structures can withstand shaking. c. warnings go off when an earthquake is expected, and people evacuate the area. d. barriers have been built to prevent flooding by a tsunami.

The occurs when someone offers an unnecessary reward beforehand in an obvious effort to control behavior.