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Exploring the Universe: Galaxy Types, Lunar Cycle, and Cosmic Theories

Test your knowledge on galaxies, lunar cycles, stars, and the universe. Learn about neap tides, celestial objects, and space theories in a concise review.

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Exploring the Universe: Galaxy Types, Lunar Cycle, and Cosmic Theories

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  1. The Universe & Lunar Cycle Review 8th Grade Science Mrs. Snyder

  2. 1. What type of galaxy does the above picture illustrate? • Spiral • Irregular • Elliptical • None of the above

  3. 2. What type of galaxy does the above picture illustrate? • Elliptical • Spiral • Irregular • None of the above

  4. 3. What type of galaxy does the above picture illustrate? • Irregular • Spiral • Elliptical • None of the above

  5. 4. What type of tide is produced when the Earth is directly between the sun and the moon? • Low tide • Spring tide • High tide • Neap tide

  6. 1. 2. 3. 4. 5. Analyze the sequences of the lunar cycle. How would you describe this part of the lunar cycle? • New Moon • Waning • Waxing • Gibbous

  7. 6. If the Moon is full tonight, when will the next neap tide occur? • In 28 days • In two weeks • In one week • Today

  8. 7. How many days pass between a neap tide and the next spring tide? • 7 days • 14 days • 21 days • 28 days

  9. 8. What is the diagram illustrating? • Neap tide • High tide • Spring tide • Low tide

  10. 9. What is the diagram illustrating? • Neap tide • Spring tide • High tide • Low tide

  11. 10. How long does it take for the moon to complete one lunar cycle? • 1 week • 2 weeks • 1 year • 30 days

  12. 11. Which of the following is NOT a part of the Big Bang Theory? • The universe expanded rapidly and formed galaxies. • Galaxies are now moving back toward each other. • The Universe began with a huge explosion. • All contents of the Universe gathered together in one tiny spot.

  13. 12. What type of galaxy is this? • Elliptical • Irregular • Spiral • Nebula

  14. 13. A light-year is: • 365 days • The distance from Earth to the nearest star. • The amount of light a star produces in a year. • The distance light travels in a year.

  15. 14. Which of the following is NOT a characteristic of a star? • Stars can be different colors. • Stars have apparent motion and actual motion. • Stars all have the same size. • Stars are made of hot, dense gas.

  16. H-R diagram White Dwarf Red Giant 15. Which of these belong with the group above? • Moon • Sun • Earth • Pluto

  17. 16. A light-year is: • A year with an extra day added to the calendar. • The actual motion of a star. • The magnitude of brightness of a star. • The unit used to measure the distance between objects in space.

  18. 17. The most widely accepted theory of the formation of the Universe is: • Copernicus’s Theory • Cosmology • Kepler’s Theory • The Big Bang Theory

  19. 18. Why does the Sun have the greatest apparent magnitude of any celestial object in the sky? • It is the largest star in the Universe. • It is close to the Earth. • It is the hottest star in the Universe. • It is the oldest star in the Universe.

  20. 19. Light travels about 9.5 trillion km in 1 year. About how far from Earth is a star that is 5 light years away? • 4.75 trillion km. • 9.5 trillion km. • 1.9 trillion km. • 47.5 trillion km.

  21. The name of this star diagram is:: • Polaris • Hertzsprung-Russell Diagram • Betelgeuse • Copernicus Diagram

  22. 21. This is a picture of: • A constellation • A supernova • A Blue Giant • White Dwarf

  23. 22. What is a huge, shining ball in space that produces a tremendous amount of light and other forms of energy? • A comet • A supernova • A star • Earth

  24. 23. What color are the hottest stars in the Universe? • Blue • White • Purple • Red

  25. 24. What color are the coolest stars in the Universe? • Red • Yellow • Blue • White

  26. The Sun is considered a: • Small star • Medium star • Giant star • Super Giant Star

  27. 26. What is a nebula? • Dust • Gas • The first stage in the Star cycle. • An interstellar cloud.

  28. 27. What is a Neap tide? • A tide that occurs during the first and last quarter phases of the moon in which the water level is lower than normal. • A tide that is higher than normal • A tide that occurs every other day along the coast. • A tide that occurs only during the full moon.

  29. 28. This picture illustrates: • Low tide • High tide • Neap tide • No tide

  30. 29. This picture illustrates: • High tide • Low tide • Spring Tide • No tide

  31. 30. This diagram illustrates: • The Sun-Earth System • The Solar System • The Earth-Moon System • The Big Bang Theory

  32. So how did you do? Let's check your answers......

  33. B-irregular galaxy • B-spiral galaxy • C-elliptical galaxy • B-Spring tide • C-Waxing • B-In two weeks • B-14 days • C-Spring tide • A-Neap Tide • D-30 days • B-The galaxies are now moving back toward each other.

  34. C-Spiral galaxy • D-Distance light travels in a year • C-Stars all have the same size • B-The Sun • D-The unit used to measure distances of objects in space. • D-Big Bang Theory • B-It is close to Earth • D-47.5 trillion km. • B-Hertzsprung-Russell diagram • B-Supernova

  35. C-A star • B-White • A-red • B-Medium star • C-The first stage in the star cycle. • A- A tide that occurs during the first and last quarter phases of the moon in which the water level is lower than normal. • B-High Tide • B-Low Tide • C-Earth-Moon System

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