Which of the Following Statements About Novae Is Not True

question 53

Multiple Choice

Which of the following statements about novae is not true?

• A)A star system that undergoes a nova may have another nova sometime in the future.
• B)A nova involves fusion taking place on the surface of a white dwarf.
• C)Our Sun will probably undergo at least one nova when it becomes a white dwarf about 5 billion years from now.
• D)When a star system undergoes a nova,it brightens considerably,but not as much as a star system undergoing a supernova.
• E)The word nova means "new star" and originally referred to stars that suddenly appeared in the sky,then disappeared again after a few weeks or months.

Grasp the concept of risk societies and the management of risks in modernity.

Appreciate the debate between modernity and postmodernity in sociological thought.

Understand the different theorists’ defense of modernity and their critiques of postmodernism.

Be aware of the sociological views on the reflexive nature of modernity.

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Definitions:

Short Run Supply Curve

A graph showing the relationship between the market price of a product and the quantity of it that a firm is willing to supply, assuming some inputs are fixed.

Free Entry And Exit

Conditions in a market where firms or producers can freely enter or leave the market without facing any legal, social, or economic barriers.

Perfectly Competitive Market

A market structure where many firms sell identical products, leading to price taking behaviour by all firms.

Short Run

A period of time in which at least one input, such as equipment or buildings, is fixed and cannot be changed.