Which of the following was a discovery of Edwin Hubble?

a. the existence of other galaxies

b dark matter is causing the universe to contract

c. the universe is over 40 billion years old

d. the Big Bang theory.

e. electron degeneracy of stars

The tenth character of the VIN designates which of the following? A. Engine B. Model year C. Model D. Country of origin

Geographers use concentration to determine a. how objects are arranged in a given space b. the density of a region or place c. how ideas spread from one region to another d. how physical features impact land use e.

Which one of the following organizations tests electrical equipment for compliance with accepted standards? A. The National Fire Prevention Association B. Underwriters' Laboratories, Inc. C. The National Electrical Manufacturers Association D.

Controls at railroad crossings include: a. Crossing gates b. Flashing green lightsC. Crossing guardsD. Sirens

When two neurons are activated at the same time, the connection between them will increase; this is called A) parallel distributed processing. B) semantic networking. C) long-term potentiation. D) the serial position effect.

what substance aids the speed of a neuron transmission enabling toddlers to preform more complex tasks

Who will be the king after queen of England dies?

AP Psychology* Describe the important tenets of unconditional positive regard, according to Carl Rogers.

Which of the following is the school of thought that stresses the importance of unconscious motives and internal conflicts in determining human behavior? A. Gestalt psychology B. psychoanalytic theory C. structuralism D. behaviorism

What is a difference between conduction and convection?