_______ is the study of the behavior of individuals and firms in making decisions such as consumers, resource owners, and firms.
- Macroeconomics
- Neo-classical economics
- Microeconomics
- Monetarist economics
Microeconomics is the study of the behavior of individuals and firms in making decisions such as consumers, resource owners, and firms.
Who proposed the steady-state theory?
- Hermann Bondi
- Thomas Gold
- Sir James Jeans
- Fred Hoyle
The steady-state theory was first proposed by Sir James Jeans in the 1920s, but it was reformulated by Fred Hoyle, Thomas Gold, and Hermann Bondi in 1948.
Why does a star produce its own light and heat?
- Nuclear fission
- Nuclear fusion
- Chemical reaction
- None
Stars are huge celestial bodies made mostly of hydrogen and helium. Heat and light energy produced by the stars are due to the fusion reaction of hydrogen atoms.
Who is considered as the father of economics?
- Alfred Marshall
- Adam Smith
- David Ricardo
- Esther Duflo
Adam Smith was an 18th-century Scottish philosopher. He is considered the father of modern economics. He published “The Wealth of Nations” in 1776.
What Are Constellations?
- A group of stars that appears to form a pattern or picture
- Small chunks of ice and rock come from the outer edge of the solar system
- Collection of billions of stars
- Small irregularly shaped rocks made up of metal or minerals
A constellation is an area on the celestial sphere in which a group of visible stars forms a perceived pattern or outline.
