What Is the Primary Source of Energy in the Sun

question 44

Multiple Choice

What is the primary source of energy in the sun? 

• A) magnetism 
• B) gravity 
• C) nuclear fusion 
• D) nuclear fission

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Definitions:

Focus Groups

A research method that gathers feedback, opinions, or perceptions from a group of people about a product, service, concept, or idea.

Reliability

The company’s ability to ensure that customers will receive a good or service within a stated lead time and that there will be no problems with the order.

Blog Mining Tools

Software applications and platforms used to extract useful information and insights from blog content for analysis, marketing research, or trend monitoring.

Google Insights

A tool provided by Google that allows users to gain insights into search trends, keywords, and market analysis data.