Which of the Following Is FALSE

question 10

Multiple Choice

Which of the following is FALSE?

• A) When the universe was young, matter worked to slow the expansion rate of the universe.
• B) The Big Bang occurred approximately 13.7 billion years ago.
• C) Only in the last 5 to 6 billion years has dark energy caused the universe's expansion rate to increase over time.
• D) Throughout the age of the universe, dark energy has caused its expansion rate to increase over time.
• E) Astrophysicists are unsure whether or not dark energy always will continue to increase the expansion rate of the universe.

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Definitions:

Operational Definitions

Specific explanations of abstract concepts or variables in terms of the observable and measurable procedures used to determine or measure them.

Variables

Elements or factors within a study or experiment that can change and potentially influence outcomes.

Scientific Method

A systematic process for gathering knowledge and testing scientific theories and hypotheses through observation and experimentation.

Hypothesis

A proposed explanation for a phenomenon, made as a starting point for further investigation, which can be tested through research and experimentation.