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SY26-Mid-Term Review #1

Quiz by Holappa, Todd

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10 questions
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  • Q1
    Which of the following best describes how scientists develop explanations in different fields of science?
    They rely only on personal opinions and beliefs
    They use methods that include observation, experimentation, and analysis of data
    They always use the same exact steps regardless of the field
    They avoid revising explanations even when new evidence is found
    30s
  • Q2
    What is an essential component of a scientific investigation?
    Collecting relevant empirical evidence and applying logical reasoning
    Making predictions without any supporting data
    Ignoring evidence that does not support the hypothesis
    Ignoring evidence that does not support the hypothesis
    30s
  • Q3
    Which statement best characterizes science and its methods?
    Science avoids changing explanations even when new evidence appears
    Science is based on opinions and traditions
    Science uses systematic observations, evidence, and reasoning to explain natural phenomena
    Science relies on supernatural explanations for natural events
    30s
  • Q4
    Which of the following is the BEST reason for wearing safety goggles during a lab experiment?
    To look professional in the lab
    To avoid getting fingerprints on equipment
    To help you see better under bright lights
    To protect your eyes from chemicals, heat, or broken glass
    30s
  • Q5
    What should you do if you accidentally spill a chemical on your skin?
    Ignore it if it doesn’t burn
    Immediately rinse the area with plenty of water and notify the teacher
    Cover it with a glove and continue the experiment
    Wipe it off with a paper towel and keep working
    30s
  • Q6
    Which of the following is NOT a safe practice in the science lab?
    Tying back long hair before using a Bunsen burner
    Eating or drinking during an experiment
    Reading all instructions before starting the lab
    Wearing closed-toe shoes in the lab
    30s
  • Q7
    Which statement best explains why elements are arranged in groups on the periodic table?
    Elements in the same group have the same atomic mass
    Elements in the same group have identical densities
    Elements in the same group have similar chemical properties
    Elements in the same group have the same number of protons
    30s
  • Q8
    What do elements in the same column of the periodic table share?
    Similar chemical properties
    The same atomic number
    The same physical state at room temperature
    The same number of neutrons
    30s
  • Q9
    A student wants to investigate whether elements in the same group react similarly with water. Which step should they take first?
    Predict the outcome based on personal opinion
    Begin mixing elements with water immediately
    Collect data from previous experiments
    Define the problem and research background information
    30s
  • Q10
    Why is imagination important in scientific investigations?
    It replaces the need for evidence.
    It guarantees accurate data collection.
    It ensures experiments are error-free.
    It helps scientists create hypotheses and models.
    30s

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