What Positive Effect Have Supernovae Had on the Development of Life

question 67

Multiple Choice

What positive effect have supernovae had on the development of life on Earth?

• A) Supernovae are the main source of background radiation needed for mutations.
• B) Chemical elements necessary for life can only be formed in supernovae.
• C) The formation of the Sun was triggered by a supernova event.
• D) Planets form by accretion of material in the expanding remnant of a supernova.
• E) Neutrino bombardment was necessary to form the first simple proteins.

---

Definitions:

Second Industrial Revolution

A phase of rapid industrialization in the final third of the 19th century and the beginning of the 20th, known for advancements in steel production, electricity, and chemical synthesis.

Scramble for Africa

The rapid colonization of Africa by European powers during the late 19th and early 20th centuries, driven by economic interests, political competition, and cultural motives.

J.A.Hobson

An English economist and social scientist best known for his critique of imperialism and his theory on the economic roots of imperialism.

Industrial Capitalism

An economic system characterized by private or corporate ownership of capital goods, production for profit, and the predominance of industrial manufacturing and finance.