Which of the following best describes a scientific inference?, A conclusion or logical explanation based on things you physically see, hear, or feel., A random guess about a topic made without looking at any evidence., A step-by-step experiment designed to prove a hypothesis wrong., The raw data gathered directly through your senses or measurement tools, A student wants to find out if the amount of water a plant receives affects how high it grows. What is the independent variable in this investigation?, The height of the plant., The amount of water given to the plant., The type of soil used., The amount of sunlight the plant gets, Why is it important to complete multiple trials during a scientific experiment?, To ensure that the results are reliable and not caused by a simple accident., To test five or six different independent variables all at the exact same time., To give the scientist a chance to change their hypothesis halfway through., To make the lab take longer so you can gather extra information, Which of the following statements is a quantitative observation?, The liquid inside the test tube turned a bright neon green color., The reaction produced a strong smell similar to rotten eggs., The plant grew a total of 14.5 centimeters over a two-week period., The surface of the mineral felt rough and bumpy to the touch, .Read the following statement: 'The temperature of the water increased because it was placed under a hot lamp.' This statement is an example of an:, Objective observation, Inference, Quantitative observation, Objective description, What makes an observation objective?, It is based entirely on personal opinions, feelings, or tastes., It includes facts that can be verified and remains completely unaffected by personal bias., It always uses numbers, math equations, or specific metric measurements., It explains the deeper underlying cause of why a phenomenon happened., Scenario: A student looks out the classroom window and notices that the school field has large puddles of water on it. The student says, 'It must have rained heavily during the night. Identify the observation made by the student in the scenario above., The school field has large puddles of water on it, It must have rained heavily during the night., Scenario: A student looks out the classroom window and notices that the school field has large puddles of water on it. The student says, 'It must have rained heavily during the night. Identify the inference made by the student in the scenario above. Identify the inference made by the student in the scenario above, The school field has large puddles of water on it, It must have rained heavily during the night., Observations describe qualities, characteristics, or properties using words (e.g., color, texture, smell)., Qualitative, Quantitative, Observations describe quantities or measurements using numbers and units (e.g., mass, length, temperature)., Qualitative, Quantitative, A logical conclusion, explanation, or guess based on the observations you made., Inference, Observation, Qualitative Data, Subjective Observation, Which type of observation is this an example of? Example: "The temperature of the liquid is 22°C.", Objective Observation, Subjective Observation, Which type of observation is this an example of? Example: "The liquid smells bad and feels warm.", Objective Observation, Subjective Observation, his is what the scientist changes or manipulates in the experiment. It is the cause., Independent Variable (IV), Dependent Variable (DV), This is what is measured or observed. It changes in response to the independent variable. It is the effect., Independent Variable (IV), Dependent Variable (DV)

Scientific Method Quiz

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