Vocabulary: ¿Qué necesitas? Fill in the blanks with the item you need to perform each action. Group of answer choices Para lavar
te el pelo, necesitas____ [ Choose ] Para despertarte por la mañana, necesitas____ [ Choose ] Para verte la cara, necesitas___ [ Choose ] Para cepillarte los dientes, necesitas ____de dientes [ Choose ] Para secarte las manos, necesitas____ [ Choose ]
Some minerals in rocks and organic matter for example bones and shells can contain radioactive isotopes. Any of parent and daughter isotopes in a sample can be measured and used to determine their age. This is known as radiometric dating.
