
SY26-Mid-Term Review #1
Quiz by Holappa, Todd
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10 questions
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- Q1Which of the following best describes how scientists develop explanations in different fields of science?They rely only on personal opinions and beliefsThey use methods that include observation, experimentation, and analysis of dataThey always use the same exact steps regardless of the fieldThey avoid revising explanations even when new evidence is found30s
- Q2What is an essential component of a scientific investigation?Collecting relevant empirical evidence and applying logical reasoningMaking predictions without any supporting dataIgnoring evidence that does not support the hypothesisIgnoring evidence that does not support the hypothesis30s
- Q3Which statement best characterizes science and its methods?Science avoids changing explanations even when new evidence appearsScience is based on opinions and traditionsScience uses systematic observations, evidence, and reasoning to explain natural phenomenaScience relies on supernatural explanations for natural events30s
- Q4Which of the following is the BEST reason for wearing safety goggles during a lab experiment?To look professional in the labTo avoid getting fingerprints on equipmentTo help you see better under bright lightsTo protect your eyes from chemicals, heat, or broken glass30s
- Q5What should you do if you accidentally spill a chemical on your skin?Ignore it if it doesn’t burnImmediately rinse the area with plenty of water and notify the teacherCover it with a glove and continue the experimentWipe it off with a paper towel and keep working30s
- Q6Which of the following is NOT a safe practice in the science lab?Tying back long hair before using a Bunsen burnerEating or drinking during an experimentReading all instructions before starting the labWearing closed-toe shoes in the lab30s
- Q7Which statement best explains why elements are arranged in groups on the periodic table?Elements in the same group have the same atomic massElements in the same group have identical densitiesElements in the same group have similar chemical propertiesElements in the same group have the same number of protons30s
- Q8What do elements in the same column of the periodic table share?Similar chemical propertiesThe same atomic numberThe same physical state at room temperatureThe same number of neutrons30s
- Q9A 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 opinionBegin mixing elements with water immediatelyCollect data from previous experimentsDefine the problem and research background information30s
- Q10Why 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