A Black Hole with a Mass of 10⁹ MSᵤn Brightens

question 56

Multiple Choice

A black hole with a mass of 10⁹ MSᵤn brightens rapidly and increases its luminosity by a factor of two.Approximately how long would it take for an observer on Earth to see the black hole reach its maximum brightness?

• A) 3 minutes
• B) 3 hours
• C) 3 days
• D) 3 weeks

Recognize the importance of environmental factors and community infrastructure in disease prevention.

Understand the historical development of public health initiatives and their impact on community health.

Analyze the role of government and non-governmental organizations in the advancement of public health.

Identify key figures and their contributions to public health and nursing.