Laura is taking part in an experiment to determine the minimum light level necessary for perception. The experimenter starts with a very dim light, then increases the brightness until Mary responds that she can see it, establishing the absolute threshold. If Laura is presented with multiple instances of the stimuli at that threshold, she will be able to see approximately of them.

Which beliefs and principles in the declaration of independence and the u. s. constitution create a national identity? a.) belief in god, allegiance to popular sovereignty, and states’ rights. b.) free enterprise system, free trade system, and separation of powers. c.) individual freedom, political equality, and unalienable rights. d.) powerful executive branch, judicial review, and bicameral legislature.

Which member of the president's cabinet is most likely to negotiate a treaty with a foreign country? secretary of the interior secretary of the treasury secretary of defense secretary of state

Why has there been an increase in the older population within our prisons?