How Old Are Fossils That Indicate the First Life Forms

question 38

Multiple Choice

How old are fossils that indicate the first life forms on Earth?

• A) Between 1.2 and 1.5 billion years old
• B) Between 2.6 and 2.7 billion years old
• C) Between 3.4 and 3.5 billion years old
• D) Between 4 and 4.2 billion years old

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Definitions:

SNCC

The Student Nonviolent Coordinating Committee, a key organization in the American civil rights movement of the 1960s, known for its youth-led activism, sit-ins, and freedom rides.

COFO-led

Led by the Council of Federated Organizations, a coalition of major civil rights groups in Mississippi during the 1960s.

Freedom Summer

A volunteer campaign in the United States launched in June 1964 to attempt to register as many African American voters as possible in Mississippi.

Militant

Characterized by a vigorous and sometimes aggressive activism in support of a political or social cause.