Comparative dating and other methods are used in this video to understand the age of the earth.
Students take an informational tour to gain a basic understanding of geologic time, the evidence for events in Earth’s history, relative and absolute dating techniques, and the significance of the Geologic Time Scale.
Reviews how scientists have been able to determine the age of Earth and major events along the geologic time scale.
A list of student-submitted discussion questions for Age of Earth.
To stimulate the critical thinking skills required to assess the validity of statements about the key concept using an Agree/Disagree Table.
To engage with the text focusing on words relating to time using the Temporal Sequence strategy.
Connect your daily life experiences with specific points in a reading using a Double Entry Diary.
Bertram Boltwood first used radiometric dating to determine the ages of rocks and of Earth. Although his calculations were not completely accurate, he brought in an important new source of scientific information to the field of geology.
This study guide summarizes the key points of Age of Earth. You can download and customize it to suit your needs and study habits.
A cool timeline that presents the key events in Earth's history in relation to a year.
These flashcards help you study important terms and vocabulary from Age of Earth.