Einstein's Theory of Special Relativity Contains Some Very Strange Ideas

question 157

Multiple Choice

Einstein's theory of special relativity contains some very strange ideas such as time dilation (moving clocks run slow) , length contraction (moving lengths are shorter) , and lack of absolute simultaneity. What is the basis of these ideas?

• A) New technologies allow more precise measurements of length and time than had been possible in Newton's era, and the theory had to be reworked to fit this new evidence.
• B) The speed of light is the same for all observers in all reference frames.
• C) The ether (the medium that supports the passage of light) proved to be denser than originally thought.
• D) The fabric of spacetime is dominated by black holes.

Understand the methodologies used in developmental psychology research to study infant cognition, including the violation-of-expectations technique.

Recognize the debates and current thinking regarding innate cognitive capabilities versus learned behaviors in infancy.

Know the impact of perceptual and motor development on infants' cognitive abilities and error making, including perseveration.

Understand the dynamic systems approach to explaining conceptual development in infants.

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The price at which new shares, bonds, or other securities are offered to the public or the holders.

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A payment of profits by a company to its shareholders in the form of cash, typically issued on a quarterly basis.