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The purpose of this lab is for students to apply what they know about the disciplinary core idea (DCI) of Energy to measure the horsepower of a toy car and determine ”Which Toy Car Has the Engine With the Greatest…
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Phenomenon-based learning (PBL) is built on observations of real-world phenomena. PBL is not so much a teaching method as it is a route to grasping the big picture and is an approach that is fun and interesting for both…
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Friction is very common and experienced every day. It is a force that pushes on things and that you notice when two objects’ surfaces are in contact with each other. Air resistance is a force that occurs because moving…
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There is always a force between the Earth and other masses. This force is called gravity or gravitation. Gravity affects all objects on Earth. It doesn’t matter if they are on the ground or in the air. In this chapter,…
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Gravity pulls the air molecules toward the ground, and the molecules push on the ground. This pushing is called air pressure or atmospheric pressure. In this chapter’s experiments, students will learn about air pressure…
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All electrical gadgets and gizmos need an electric current to work. To make it easier to learn about and make circuits, you will need to know the symbols for some components. In this chapter, you will learn about these…
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A magnet attracts objects made of iron and this phenomenon called magnetism has many uses. In this chapter, you will explore and experiment with magnetism in different ways, including bar magnet, magnetic field,…
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Energy is everywhere in several different forms and can be moved from place to place in many ways. In these experiments, you will find out more about what energy is, how it can be transported, and how is it possible to…
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Sound is one example of wave motion and the ability to hear sound is based on the principle of resonance. In this chapter’s activities, you will learn about standing waves, resonance, and an interesting wave phenomenon…
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Color theory is the aspect of physics that can explain the colors on your computer screen or in your printer. Visible light can be split into different wavelength regions that are called colors. The color of an object…
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Thermodynamics is a very important part of physical science. When discussing thermodynamics, we can explore heat, thermal expansion, and insulation, as well as changes in state, thermal equilibrium, and thermal energy.…
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Water can be used to help become familiar with the concepts of density and buoyancy. For example, lifting rocks from the bottom of a lake is easier than moving them on the beach. While in the water, the buoyant force…
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In order to discuss mechanical interactions, we need to understand forces and motion. In physical science, we can make use of all three of Newton’s laws of motion in a variety of situations. Energy analysis encompasses…
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This chapter features gadgets and gizmos that make science look like magic. You don’t have to be a magician to perform these tricks—all you need is physics. Each student can pick a gizmo and prepare a performance for…
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In everyday life we often talk about pressure—high pressure and low pressure. We speak of the pressure in car tires, atmospheric pressure, pressure-sealed containers, pressure chambers, and so on. These are just a few…
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