Fall Semester Exam
What is MASS? - The amount of matter in an object. What TOOL do we use to measure the MASS of an object? - Triple Beam Balance What UNITS are MASS measured in? - grams (g) , kilograms (kg) Explain how you find the volume of an irregular shaped object. - Water Displacement: Put water in a graduated cylinder. Measure the amount. Add object and measure new volume. Subtract first volume from second volume and unit would be cm3. What is the difference between QUALITATIVE and QUANTITATIVE observations and give an example of each? - QUALITATIVE -data in the form of descriptions/words using the senses; temperature increased, color QUANTITATIVE-data in the form of numbers; 16.7 grams What is the correct format for writing a hypothesis? - If..Then... Statement What do we call the series of steps designed to help you solve problems and answer questions in science? - Scientific Method In an experiment, the one variable that is changed by the investigator on purpose is called the - Independent variable In an experiment, the factor or variable that we measure is called the - Dependent variable
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