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JSA-Su Review

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  • The writer says that stars look like...
    tiny diamonds fastened to a ceiling.
  • How are the wise men still similar to people after they turn into rocks, trees, and stars?
    They can still hear, think, feel, and answer questions from other humans.
  • Is the Sun bigger or smaller than normal stars?
    Smaller
  • What is the Milky Way?
    A pale band of light we can see at night (or a galaxy)
  • Where does extra light come from?
    Houses, office buildings, street lights and sports fields.
  • What is the fastest moving thing in the universe?
    Light
  • Based on "Sky Bear" story, how was the Big Dipper formed?
    Hunters chased a giant bear. The bear escaped them by climbing up a hill and into the sky. It became a constellation "Sky Bear".
  • When "birds" migrate, they A. get interested in city lights B. go in the wrong direction C. crash into buildings D. go from one place to another
    D. go from one place to another
  • What is a light year?
    The distance it takes for light to travel in a year
  • Why can humans not travel to other stars?
    Because they are too far away
  • What is the distance between the sun and Earth?
    150 million kilometers (93 million miles)
  • When astronomers looked at the night sky in the 1970s, they saw stars and planets disappear. TRUE or FALSE? A. True B. False
    B. False
  • What is our Sun called?
    A star
  • How many people are there in America in 1900?
    76 millions.
  • Who gave Ko-tci-man-yo a bag made of white cotton for her to carry? And what did she say to Ko-tci-man-yo?
    The Mother of All People gave it to Ko-tci-man-yo. And she said "Do not open this bag".
  • What is the name for smaller stars?
    Dwarf stars
  • Why does the girl open the bag? What happens when she does?
    The bag became heavy and Ko-tci-man-yo wanted to know what was in it.When she opened the bag, many stars escaped and scattered in the sky.
  • Why do other stars look smaller than our Sun?
    They are much farther away from us than the Sun is.
  • How many myths does Grandmother tell in this story? What are the names of those myths?
    Three myths: Sky Bear, The scattered stars, The seven Mateinnu
  • Baby turtles get lost because A. light from land makes them go the wrong way B. light on the water pulls them toward the sea C. they go into streets and parking lots D. they need to crawl to the water
    A. light from land makes them go the wrong way
  • How have telescopes changed over time?
    They have become more powerful and allow us to see things that are very far away.
  • Look at the chart on page 444. Which is hotter, a young blue giant star or a red dwarf star?
    Young blue giant
  • Why do the 7 wise men want to hide? How do they solve the problem?
    Because they grow tired of people asking them for advice all the time. They turned into stones, cedar trees, and stars.
  • Most light pollution is caused by A. Electricity B. Bad light fixtures C. Power plants D. Sulfur dioxide and carbon dioxide
    B. Bad light fixtures
  • Is Sky Bear a male or a female? How do you know?
    Sky Bear is a female. You can see this detail in the story "Look up now and you will see her, circling the sky".
  • Which ethnicity are the grandmother and her granddaughter? Where are they from?
    They are Iroquois, a native people from New York state.
  • What do scientists call a pattern of stars?
    Constellations
  • Michael Mesure thinks that everyone can help fix the the problem of light pollution. TRUE or FALSE? A. True B. False
    A. True
  • What is the main idea of the section "History of the Problem"? A. Most people use electric lights B. A lot more people live in cities and suburbs C. Many people have moved to the USA D. The night sky is much brighter than it used to be
    D. The night sky is much brighter than it used to be
  • Michael Mesure and his group want to keep birds safe. Explain why.
    Hundreds of bird species in North America die from light pollution. Some of these species are endangered, as Michael Mesure explains.
  • Why do scientists use a special unit to measure distance?
    Because distances in space are so big
  • What do female turtles need when they are ready to lay their eggs? A. a beach without people B. a brightly lighted beach C. a dark beach D. a beach without hotels
    C. a dark beach
  • Which native people tell "The seven Mateinnu"? Where are they from?
    The Lenape people. They arefrom the Eastern Woodlands of the United States.
  • How hot is the surface of the Sun?
    5,500 degrees Celsius (or 10,000 degrees Fahrenheit)
  • What is the bag that Ko-tci-man-yo holds made of?
    White cotton
  • How many stars can people see at night one hundred years ago?
    About 1,500 stars.
  • When did scientists start using telecopes?
    In the 1600s
  • Which of these answer choices is NOT a reason why light pollution is a problem? A. We need the dark to sleep well B. Animals need the dark to feel safe C. People study the night sky to learn about the universe
    A. We need the dark to sleep well.
  • Think about the word "reduce." When you "reduce" the amount of mayonnaise you put on your sandwich, you use more of it. TRUE or FALSE? A. True B. False
    B. False
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