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Why is it difficult to find fossils representative of the time that life began on Earth?
Programmed Learning
An educational technique involving self-instruction with the aid of a special textbook or teaching machine that presents material structured in a logical sequence.
Computer Screen
A computer screen is an electronic display or monitor that projects graphical data or images generated by a computer's video card.
Printed Text
Written material that has been published on paper, including books, magazines, newspapers, and other printed materials.
Open-Ended Question
A type of question that cannot be answered with a simple "yes" or "no" and encourages a detailed response.
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