Science in the news quiz

Name:

Directions: Read the late-breaking science news stories in our Science News section on pages 4-7. Then, test your knowledge by answering the questions below. Circle the correct letter.

1.  This feature helps fight air resistance
    skeleton sledding:

    a. steel runners

    b. helmet

    c. saddle and bumper

    d. all of the above

2.  The clap skate is speedy because of its

    a. detachable blade from the boot heel.

    b. aerodynamic design.

    c . angled blades.

    d. lightness from high-tech materials.

3.  Pushing a skate stride with the toes

    increases speed because

    a. toes contain the strongest bones in the
    body.

    b. this movement fights air resistance.

    c. more friction is generated.

    d. more leg muscles will be used.

4.  Hypoxia is

    a. fear of heights.

    b. low blood pressure in the body.

    c. lack of oxygen in the body.

    d. frostbite.

5.  What keeps the Segway HT from tipping
    over?

    a. computers, tilt sensors, and gyroscopes

    b. rechargeable batteries

    c. magnets and weights

    d. large tires

6.  The Segway HT is powered by

    a. human muscle power.

    b. gasoline.

    c. electricity.

    d. solar energy.

7.  The Jaragua lizard is the smallest
    vertebrate known.

    a. True

    b. False

8.  The Jaragua lizard population is
    threatened by

    a. habitat loss.

    b. spiders.

    c. none of the above.

    d. a and b.

9.  In the Rat Olympics, rodents compete in
    running, climbing, and weight lifting.
    These events

    a. increase a rodent's life span.

    b. teach behavioral skills.

    c. exhaust rats.

    d. improve a rat's intelligence.

10. Scientists believe this may lurk inside
    Callisto:

    a. methane.

    b. lava.

    c. ocean.

    d. oxygen.

    Take It Further

11. Trace the history of a Winter Olympic
    event. How have technological
    advancements changed the performance of
    the sport?

12. Research new developments in
    transportation and discuss: Do you think
    the Segway HT is the vehicle of the future?
    Why or why not?

SCIENCE IN THE NEWS QUIZ

1. b 2. a 3. d 4. c 5.a 6. c 7. b 8. d 9. b 10. c

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