![]() For example, if you look at a molecule of water, it is made up of two hydrogen atoms and one oxygen atom. Just as we look at the shapes of different LEGO™ pieces, rather than the plastic that makes them, today we are just going to look at protons, neutrons and electrons as the "LEGOs" of matter.ĭid you know that atoms have energy? Well, these tiny subatomic particles are constantly moving or vibrating and we cannot even tell. ![]() The things we see in our world (water, wood, metal, skin, teeth) are better understood and organized by using the number of protons, neutrons and electrons their atoms (and molecules) contain. It is difficult (if not impossible) to determine the physical properties of something based on the number or quarks and leptons it contains. Physicists have recently divided atoms into even smaller subatomic particles such as fermions (quarks, leptons, neutrinos, electrons) and bosons (gluons, photons, gravitrons). The three main ones are protons and neutrons, which are found in the nucleus or core of the atom, and electrons, which are found floating around in shells outside of the nucleus. Several subatomic particles make up an atom. Molecules can be broken down into atoms, but can the atom actually be broken down into smaller parts? Yes, it can. We will also learn how atoms come together to form molecules! We will learn about the parts of an atom, its structure, and learn how to determine the charge of an atom. In this activity, we are going to learn about the atom. These tiny building blocks of matter are called atoms and they make up everything we see around us, even ourselves. Have you ever wondered what everything around you is made of? Are things made up of tiny particles that we cannot see? Yes, they are. Students should have some knowledge of atoms as the basic building blocks of matter. Time, space, and energy phenomena can be observed at various scales using models to study systems that are too large or too small.Ītom Worksheet Answers (pdf) Visit [ to print or download. Atoms form molecules that range in size from two to thousands of atoms.Īlignment agreement: Thanks for your feedback! Solids may be formed from molecules, or they may be extended structures with repeating subunits ![]() Substances are made from different types of atoms, which combine with one another in various ways. This activity focuses on the following Three Dimensional Learning aspects of NGSS:ĭevelop a model to predict and/or describe phenomena.Īlignment agreement: Thanks for your feedback! Develop models to describe the atomic composition of simple molecules and extended structures.Ĭlick to view other curriculum aligned to this Performance Expectation
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