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Scientific method

Quiz by SUSAN CORTEZ

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27 questions
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  • Q1
    What is a hypothesis?
    A testable prediction
    A collection of data
    An observation made during research
    The final result of an experiment
    30s
  • Q2
    What is the purpose of a control group in an experiment?
    To test multiple variables at once
    To provide a standard for comparison
    To increase the participants in the study
    To validate the results of the hypothesis
    30s
  • Q3
    What is the difference between a theory and a hypothesis?
    A theory is a guess; a hypothesis is a fact
    A theory is temporary; a hypothesis is permanent
    A theory is a well-supported explanation; a hypothesis is a testable prediction
    A theory can never be proven; a hypothesis can be
    30s
  • Q4
    What is the independent variable in an experiment?
    The outcome of the experiment
    The factor that is measured
    The factor kept constant
    The factor that is changed or manipulated
    30s
  • Q5
    What best describes a scientific law?
    A hypothesis that has not been tested
    A theory that explains why something happens
    A statement that describes a consistent relationship observed in nature
    An untested idea
    30s
  • Q6
    What distinguishes a scientific theory from a scientific hypothesis?
    A theory is a well-tested explanation that unifies a broad range of observations
    A theory is an educated guess
    A hypothesis is a proven fact
    A theory is a single experiment
    30s
  • Q7
    How does a scientific theory differ from a scientific law?
    A theory explains why phenomena occur, while a law describes what happens
    A theory is always correct, but a law can be wrong
    Both are the same thing
    A law is more complex than a theory
    30s
  • Q8
    What is an example of a scientific hypothesis?
    Plants produce oxygen through photosynthesis
    If plants receive more sunlight, then they will grow taller
    Plants grow faster in the summer
    All plants need water to survive
    30s
  • Q9
    What unit is commonly used to measure mass in the metric system?
    meters
    liters
    joules
    grams
    30s
  • Q10
    Which of the following tools is used to measure the temperature of an object?
    ruler
    thermometer
    scale
    barometer
    30s
  • Q11
    What is the primary unit of length in the metric system?
    meter
    foot
    liter
    gram
    30s
  • Q12
    What instrument do scientists use to measure liquid volume?
    burette
    thermometer
    scale
    graduated cylinder
    30s
  • Q13
    What is the standard unit of temperature in the metric system?
    Fahrenheit
    Kelvin
    Celsius
    Rankine
    30s
  • Q14
    What is the dependent variable in an experiment?
    The factor that is measured or observed
    The factor that is changed by the researcher
    The materials used in the experiment
    The group that does not receive any treatment
    30s
  • Q15
    Which of the following is an important characteristic of a good scientific experiment?
    It can be repeated by other researchers
    It is based on personal opinions
    It only includes one variable
    It avoids using a control group
    30s

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