Forces Keeping Stars in a Stable Equilibrium Video


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question 1 of 3

The outward pressure of hot gases balancing the inward pull of gravity is known as:

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1. A star's inner layers must have _____ to counteracting higher amounts of weight:

2. The outer layers of a star:

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About This Quiz & Worksheet

This quiz and worksheet combo will help you quickly assess your understanding of how the different layers that compose stars contribute to their stability. Practice questions test your understanding of the connection between weight, pressure, density, and temperature.

Quiz & Worksheet Goals

This quiz will test you on:

  • Gravity and pressure
  • The relationship between a star's inner layers
  • Connection between a star's outer layers
  • The connection between temperature, density and pressure
  • What happens when the nuclear core of a star falls

Skills Practiced

This assessment will help you practice these skills:

  • Reading comprehension - ensure that you draw the most important information from the related lesson on how stars stay in stable equilibrium
  • Making connections - make connections between gravity, density, temperature, and pressure
  • Defining key concepts - ensure that you can accurately define pressure-temperature thermostat
  • Information recall - access the knowledge you've gained regarding the requirements of the inner core for stability

Additional Learning

Learn more about stars by reviewing this lesson on how stars remain stable and balanced. This lesson covers:

  • Comparing pressure, density, and temperature
  • The effect of nuclear reactions in stars
  • Defining equilibrium