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[DOC File]Greatest Discoveries with Bill Nye.docx.docx
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C) The universe has many galaxies close to ours. D) The universe is composed of billions of galaxies. 12. How do astronomers find planets in other solar systems? A) They chart the curvature of space as light bends around a star. B) They predict the acceleration of nearby stars in relation to the planet.
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Lesson 2 | The Sun and Other Stars
Stars and Galaxies 33 Name Date Class LESSON 2. The Sun and Other Stars. Key Concept . How are stars layered? Directions: Use the diagram to respond to each statement on the lines provided. 1. This layer of the Sun is a shell of cooler hydrogen above a star’s core. 2. Over time, hydrogen in this layer of the Sun fuses into more complex nuclei. 3.
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[DOC File]Name
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Worksheet 13-2—Stars, Galaxies and the Universe . Read Section 14-1 on pages 292-295 of SP to help you answer the following questions: On the following diagram, label our sun, the smallest stars and giant stars. Our sun is (large, medium, small) _____compared to other stars.
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[DOC File]A105 – Stars and Galaxies - Course Projects List
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Stars, Galaxies, & Cosmology: The Cosmic Perspective by Bennett et al. Prepare and present a 10 minute lesson for the class on a topic related to the material we are covering. The lesson can be a lecture format or involve a class activity.
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[DOC File]Chapter 19: Stars, Galaxies, and the Universe
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Irregular Galaxies Galaxies that do not fit into any other class are called irregular galaxies. Contents of Galaxies. Gas Clouds A large clouds of gas and dust in interstellar space is called a nebula. Star Clusters A globular cluster is a tight group of stars that looks like a ball and contains up to 1 million stars. An open cluster is a group ...
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[DOC File]Life Cycle of a Star - Intervention Worksheet
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Life Cycle of a Star - Worksheet. A STAR IS BORN – STAGES COMMON TO ALL STARS. All stars start as a nebula. A nebula is a large cloud of gas and dust. Gravity can pull some of the gas and dust in a nebula together. The contracting cloud is then called a protostar. A protostar is …
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[DOC File]Lesson 3 | Evolution of Stars
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Stars and Galaxies 49 Name Date Class Lesson Outline continued. 3. Astronomers think that any star with a mass less than 10 times the mass of the Sun will eventually become a(n) . 4. Stars that have a mass more than 10 times that of the Sun become a(n) , which is an enormous explosion that destroys the star at its center. 5.
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[DOCX File]New York Science Teacher ::: Science Labs, Science ...
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Astronomy Worksheet. NAME: _____ A camera was placed in an open field and pointed toward the sky. The lens of the camera was left open for a certain amount of time. The result is shown in the photograph to the right. The angle of the arc through which two of the stars appeared to move during this time exposure is shown. 1._____
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[DOC File]Stellar Evolution Diagram Answer Key:
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A giant star becomes a white dwarf when the star looses its outer gases and reveals its core. A white dwarf consists primarily of Carbon and can last for 100’s of billions of years. This is the final stage of small stars. These stars still glow because they are still very hot.
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[DOC File]Astronomy Unit Test Review Sheet
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Many stars seem to move around Polaris as the Earth rotates. This is the apparent motion of stars. Stars are moving, but not in a circle. What determines the lifecycle of a star? The life of a star depends on the mass of the star. List the following types of stars from oldest …
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Stars and galaxies worksheet answers