Complete the following Natural Decay Nuclear reaction. 85Kr → +

232Th → +

The bone of a dinosaur and the imprint of a leaf are examples of which kind of fossils? a) index b) body c) amber d) trace

The movement of tectonic plates and in two locations is described below: location a: tectonic played push together location b: tectonic plates push apart

He nucleus contains the cells genetic material in the form of dna. dna is organized into our chromosomes, which are made up of thousands of that determine our traits.