The particles that make up Matter and do not change but rearrange themselves in a chemical reaction are atoms.
Answer:
When we are outside on a sunny day , we can see how our shadows change throughout the day. The position of the sun affects the size of a shadow. A person or object blocks more light when the sun is low in the sky. More blocked light makes shadows longer. This makes shadows shorter.
Molecules.
Osmosis is a process by which molecules of a solvent tend to pass through a semipermeable membrane from a less concentrated solution into a more concentrated one, thus equalizing the concentrations on each side of the membrane.
<span>The dinosaurs and the mammals appeared during the Triassic period, roughly 225 million years ago. The dinosaurs went extinct 65 million years ago. The Mesozoic Era lasted about 180 million years, and is divided into three periods, the Triassic, the Jurassic, and the Cretaceous.</span>
<span>The nurse should tell the client, that a pelvic exam at 18 to 20 years of age would make most sense. It's not neceassary to do such a form of exam before the daughter is grown up or has started to be sexually interested.</span>