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Physics, Chemistry, Biology, Other Sciences
5thgrade
What Americans KNOW About Science
12 questions
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- 1. Multiple ChoiceThis picture shows an object in space that has an icy core with a tail of gas and dust that extends millions of miles. What is this?A starA cometAn asteroidA moon
- 2. Multiple ChoiceWhich kind of waves are used to make and receive cellphone calls?Radio wavesVisible light wavesSound wavesGravity waves
- 3. Multiple ChoiceThis picture shows three layers of the Earth. Which layer is the hottest?The outer layer, called the Earth's crustThe middle layer, called the Earth's mantleThe inner layer, called the Earth's core
- 4. Multiple ChoiceWhich of these is the main way that ocean tides are created?The rotation of the Earth on its axisThe gravitational pull of the moonThe gravitational pull of the sun
- 5. Multiple ChoiceWhat does a light-year measure?BrightnessTimeDistanceWeight
- 6. Multiple ChoiceDenver, Colorado, is at a higher altitude than Los Angeles, California. Which of these statements is correct?Water boils at a lower temperature in Denver than in Los AngelesWater boils at a higher temperature in Denver than in Los AngelesWater boils at the same temperature in both Los Angeles and Denver
- 7. Multiple ChoiceWhich of these pictures best illustrates what happens when light passes through a magnifying glass?1234
- 8. Multiple ChoiceThe loudness of a sound is determined by what property of a sound wave?FrequencyWavelengthVelocity or rate of changeAmplitude or height
- 9. Multiple ChoiceWhich of the following statements best describes the data in the graph below?In recent years, the rate of cavities has increased in many countriesIn some countries, people brush their teeth more frequently than in other countriesThe more sugar people eat, the more likely they are to get cavitiesIn recent years, the consumption of sugar has increased in many countries
- 10. Multiple ChoiceWhich of these elements is needed to make nuclear energy and nuclear weapons?Sodium chlorideUraniumNitrogenCarbon dioxide
- 11. Multiple ChoiceWhich of these people developed the polio vaccine?Marie CurieIsaac NewtonAlbert EinsteinJonas Salk
- 12. Multiple ChoiceWhich of these terms is defined as the study of how the positions of stars and planets can influence human behavior?AstrologyAlchemyAstronomyMeterology
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