Which statements are true of radiometric dating of rocks? Select the two correct answers.

[] Radiometric dating of rock suggests that Earth is older than the other rocky planets.
[] This technique has led scientists to rely on fossils to determine the age of Earth.
[] Radiometric dating of meteorites has led scientists to believe that the solar system formed about 4.5 billion years ago.
[] This technique suggests that most of Earth's crust is not as old as material from meteorites.

The two correct statements are:

- Radiometric dating of meteorites has led scientists to believe that the solar system formed about 4.5 billion years ago.
- This technique suggests that most of Earth's crust is not as old as material from meteorites.