Energy Occurs in Many Forms TEKS 5 8
- Slides: 16
Energy Occurs in Many Forms TEKS 5. 8 A 1
TEKS 5. 8 A The student knows that energy occurs in many forms. The student is expected to: A. Differentiate among forms of energy including light, heat, electrical, and solar energy 2
Energy is what makes things happen. It is the ability to move or change matter. . 3
Energy comes in many forms such as heat, electricity and light and can be transformed from one kind to another. 4
Source of Energy The sun is the source of almost all of our energy on Earth. This energy is called solar energy. 5
Forms of Energy Form Explanation Heat Energy caused by moving molecules; measured by temperature Light Energy that travels in waves that you see Sound Energy that travels in waves that you hear Electrical Energy caused by the flow of electric charges through a conductor Solar Energy that comes from the Sun in the form of heat or light Mechanical Energy that puts something in motion 6
Energy Transformation 1. Plants use light energy from the sun to make food. The light energy has been transformed and stored in the plant matter. 7
Energy Transformation 2. The plants are buried and after millions of years turn into fossil fuels. Photo is copyright free for non-commercial educational uses. Just credit photo to R. Weller/Cochise College. 8
Energy Transformation 3. The fossil fuels are burned releasing stored energy in the form of heat. 9
Energy Transformation 4. The power plant transforms the heat energy into electrical energy. 10
Energy Transformation 5. The electrical energy is moved from the power plant to a home. When a lamp is turned on, the electrical energy is changed to light and heat energy. 11
Sample TAKS Question Which of these pictures shows electrical energy being changed to light and sound energy? A. B. C. D. 12
Incorrect Answer A. The fire is transforming energy stored in the wood into heat and light energy. 13
Correct Answer B. The television is transforming electrical energy into light and sound. 14
Incorrect Answer C. The toaster is transforming electrical energy to heat energy. 15
Incorrect Answer D. The windmills are transforming wind energy into electrical energy. 16
- What is energy
- Eroei
- Energy energy transfer and general energy analysis
- Energy energy transfer and general energy analysis
- What energy transformation occurs in a burning match?
- Mercalli scale
- When an earthquake occurs energy radiates
- Susunlah naskah drama berdasarkan naskah cerpen berikut
- Struktut teks asil observasi ana telu yaiku
- Tujuan utama merevisi teks hasil observasi adalah . .
- Membangun teks artikel ilmiah secara bersama sama
- Why are related forms more agreeable than unrelated forms?
- You are not short form
- Why are related forms more agreeable than unrelated forms
- Why are related forms more agreeable than unrelated forms?
- Strong forms and weak forms
- One god many forms