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## Science 9 ### Define the following terms: 1. **Satellite:** A celestial object that orbits a planet or star. 2. **Moon Phase:** The different shapes of the moon as seen from Earth, caused by the changing angle of light from the sun. 3. **Star:** A giant ball of hot, glowing gas that produces it...

## Science 9 ### Define the following terms: 1. **Satellite:** A celestial object that orbits a planet or star. 2. **Moon Phase:** The different shapes of the moon as seen from Earth, caused by the changing angle of light from the sun. 3. **Star:** A giant ball of hot, glowing gas that produces its own light and heat. 4. **Sunspots:** Dark, cooler areas on the sun's surface. 5. **Solar Prominence:** A large, bright loop of gas that extends outward from the sun's surface. 6. **Solar Flare:** A sudden release of energy from the sun's surface. 7. **Magnitude:** A measure of the brightness of a star or other celestial object. 8. **Light Spectra:** The pattern of colors produced when light is separated by a prism. 9. **Reflecting Telescope:** A telescope that uses a curved mirror to focus light. 10. **Refracting Telescope:** A telescope that uses a curved lens to focus light. ### What is matter? Matter is anything that has mass and takes up space. ### Identify each of the following observations as evidence of either a physical change or a chemical change. 1. A match burns after it has been lit - **Chemical Change** 2. The heating of an iron - **Physical Change** 3. Leaves turning color in the fall - **Chemical Change** 4. Knitting a blanket - **Physical Change** 5. Frying an egg - **Chemical Change** 6. A piece of plastic is stretched until it breaks - **Physical Change** ### Identify each of the following as a statement that describes either a physical property or physical change (5) 1. Ice melts - **Physical Change** 2. Oxygen is a colorless gas - **Physical Property** 3. The shoes are a bright white - **Physical Property** 4. You chop a carrot - **Physical Change** 5. Copper wire bends easily - **Physical Property**