Main content
Unit 4: How do we determine the age of fossils?
600 possible mastery points
Mastered
Proficient
Familiar
Attempted
Not started
Quiz
Unit test
Also, the mass of the nucleus is less than the total mass of the protons and neutrons inside it! - How?!
Learn
Practice
- Identifying the type of decayGet 3 of 4 questions to level up!
- Predicting products and reactants in nuclear reactionsGet 3 of 4 questions to level up!
Level up on the above skills and collect up to 240 Mastery points
Learn
Practice
- Half-life (qualitative)Get 3 of 4 questions to level up!
- Half life (intermediate)Get 3 of 4 questions to level up!
Level up on the above skills and collect up to 240 Mastery points
Up next for you:
Level up on all the skills in this unit and collect up to 600 Mastery points!