Perry Science 1 Chapter 1 Retest

44 Questions | Total Attempts: 91

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Science Chapter Quizzes & Trivia

Retest Science Spectrum Balanced Approach Chapter 1


Questions and Answers
  • 1. 
    You are asked to find the area of a room that is 4.56 m long and 5.668 m wide.  How many significant figures should you show in your answer?
    • A. 

      5

    • B. 

      3

    • C. 

      7

    • D. 

      6

  • 2. 
    Scientific theoris can be changed or replaced when
    • A. 

      Scientists make models of events or objects

    • B. 

      New discoveries are made

    • C. 

      New technology is invented

    • D. 

      Scientists decide to work on different problems

  • 3. 
    Using the line graph on the screen, at what time of day  was the temperature approximately 4C?
    • A. 

      12:00 PM

    • B. 

      11:00 AM

    • C. 

      10:00 AM

    • D. 

      9:00 AM

  • 4. 
    Using the line graph on the screen, at which two times of day was teh temperature the same?
    • A. 

      7:00 AM and 7:00 PM

    • B. 

      7:00 AM and 10:00 PM

    • C. 

      10:00 AM and 10:00 PM

    • D. 

      10:00 AM and 7:00 PM

  • 5. 
    The two main branches of science are
    • A. 

      Natural and physical science

    • B. 

      Physics and chemistry

    • C. 

      Natural and social science

    • D. 

      Biology and earth science

  • 6. 
    What does it mean to say that "no experiment is a failure?"
    • A. 

      All experiments yield the desired results

    • B. 

      All experiments are observations of real events

    • C. 

      All experiments give scientists work to do

    • D. 

      All experiments involve manipulating variables

  • 7. 
    A precise measurement is one that
    • A. 

      Contains the correct number of significant figures.

    • B. 

      Is as exact as possible.

    • C. 

      Is close to the true value.

    • D. 

      Contains at least three significant digits.

  • 8. 
    Using the bar graph on the screen,  for which year was the smallest number of pennies found?
    • A. 

      1990

    • B. 

      1991

    • C. 

      1989

    • D. 

      1988

  • 9. 
    The sample contained the same number of pennies for which two years?
    • A. 

      1988 and 1991

    • B. 

      1988 and 1992

    • C. 

      1994 and 1998

    • D. 

      1994 and 1997

  • 10. 
    The speed of light is approximately 3 x 108 m/s.  how would this be written in conventional notation?
    • A. 

      300,000 m/s

    • B. 

      300,000,000 m/s

    • C. 

      30,000,000 m/s

    • D. 

      3,000,000 m/s

  • 11. 
    The first step in the scientivic method is usually
    • A. 

      Making an observation

    • B. 

      Forming a hypothesis

    • C. 

      Testing a hypothesis

    • D. 

      Collecting data

  • 12. 
    A loaf of bread weighs 1362 g. The weight in kilograms is
    • A. 

      001362 kg

    • B. 

      1362 kg

    • C. 

      1.362 kg

    • D. 

      01362 kg

  • 13. 
    A scientific theory is an explanation that
    • A. 

      Has been published in a journal or book.

    • B. 

      Predicts what will happen

    • C. 

      Has been tested by many observations

    • D. 

      A scientist has tested with an experiment

  • 14. 
    A series of logical steps that is followed in order to solve a problem is called the
    • A. 

      Experimental process

    • B. 

      Scientific theory

    • C. 

      Model method

    • D. 

      Scientific method

  • 15. 
    What  do scientists who do pure science do?
    • A. 

      They look for ways to use scientific knowledge to solve problems.

    • B. 

      They do experiments to find out about the world.

    • C. 

      They build faster and more powerful computers.

    • D. 

      They develop new uses for scientific knowledge.

  • 16. 
    The decimal equivalent of  10-2 is
    • A. 

      0.1

    • B. 

      10

    • C. 

      0.01

    • D. 

      100

  • 17. 
    Scientists use computer models to study complicated events and to
    • A. 

      Perform experiments

    • B. 

      Make predictions

    • C. 

      Change theories and laws

    • D. 

      State theories

  • 18. 
    What is 78,900,000,000 expressed in scientific notation?
    • A. 

      7.89 x10^11

    • B. 

      7.89 x10^10

    • C. 

      7.89 x10^9

    • D. 

      789 x 10^9

  • 19. 
    Which question cannot be answered by an experiment?
    • A. 

      Did a comet impact kill the dinosaur?

    • B. 

      Can radiation cause cancer?

    • C. 

      Is rabies caused by a virus?

    • D. 

      Does penicillin kill Salmonella bacteria?

  • 20. 
    Scientists test a hypothesis by
    • A. 

      Doing experiments

    • B. 

      Designing models

    • C. 

      Formulating questions

    • D. 

      Drawing conclusions

  • 21. 
    Technology can be best defined as
    • A. 

      The use of lenses and microscopes

    • B. 

      New inventions

    • C. 

      The use of scientific discoveries

    • D. 

      Science that uses computers

  • 22. 
    The force with which gravity pulls on a quantity of matter is referred to as
    • A. 

      Weight

    • B. 

      Length

    • C. 

      Mass

    • D. 

      Volume

  • 23. 
    The main branches of natural science are
    • A. 

      Biology, zoology, and ecology

    • B. 

      Medicine and agriculture

    • C. 

      Life, physical, and earth science

    • D. 

      Physics and chemistry

  • 24. 
    Maria is 123 centimeters tall.  Her height in meters is
    • A. 

      0.123 m.

    • B. 

      0123 m

    • C. 

      1.23 m

    • D. 

      12.3 m

  • 25. 
    A measurement that is accurate is one that
    • A. 

      Contains five decimal places

    • B. 

      Contains at least four significant digits

    • C. 

      Is as exact as possible

    • D. 

      Is close to the true value

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