Geologic Time

Question 3 of 10 • PBCSD_Grade_Forgiveness_2001310_Earth Space Science_S2_2019

Why is radioactive dating important when approximating the age of Earth?

Answer

Scientists can identify different life forms using index fossil records.

Scientists can examine how temperature changes within Earth’s interior.

Scientists can determine the order of when rocks formed on Earth.

Scientists can analyze changes in chemical concentration of atmospheric gases.

Relative Dating

Relative Dating

Relative Dating

QuizMultiple Choice

Question 3 of 10 • PBCSD_Grade_Forgiveness_2001310_Earth Space Science_S2_2019

Answer

Scientists can identify different life forms using index fossil records.

Scientists can examine how temperature changes within Earth’s interior.

Scientists can determine the order of when rocks formed on Earth.

Scientists can analyze changes in chemical concentration of atmospheric gases.

Relative Dating

Relative Dating

Relative Dating