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True What principle of science caused Galileo to not discard his erroneous theory of the tides? Keeping an open mind Scientists must be impartial and not base their conclusions on ____. opinions It is best to wait until the end of the experiment to record your observations. A student decides to conduct an experiment to determine the effect that the amount of time spent in the sunlight has on the overall growth of a plant. a control Control Which of the following is an inference? true Which of the following types of models is generally used to predict long-term events? computer model Scientific models can be used for a variety of different purposes. Computer models are the only type of model that can be used to make predictions.

Which of the following pieces of lab equipment is used to protect eyes? goggles Julia notices that the "check engine" light comes on while driving her car on days with temperatures of over 100 degrees. It is rare to prove a hypothesis as incorrect through experimentation. True Which of the following is not an example of critical thinking? implementing the first solution to a problem identified The scientific method is one application of critical thinking. All microscopes allow visualization of samples that are too small to be viewed by the naked eye.

True Which of the following would not be a contributing factor to the life span of goldfish in a backyard pond? the size of the goldfish During the summer, after a big storm blows through, David notices leaks from his air conditioner. True Which of the following is not one of the guidelines for brainstorming? striving for quality Why is it important to apply critical thinking to spam e-mail? all of the above The critical evaluation of websites allows users to identify _______. websites containing false or misleading information The scientific method helps scientists avoid injecting which of the following into their experiments? bias Which of the following is not a step in evaluating the reliability of a website? all of the above are steps in evaluating a website's reliability Which of the following is not true concerning Internet websites? They have an editorial process to correct inaccurate information. True Identifying the single solution to a situation or problem is a crucial element of critical thinking. Microscopes let scientists make observations of microscopic objects.

In the experiment described, what would the amount of water given to each plant be considered? Which of the following is an example of a scientific question that could be used to create an easily reproducible experiment? Does sugar or salt have a greater effect on plant growth? Which step of scientific inquiry involves organizing and interpreting the data? Analysis What are the two categories of observations? qualitative and quantitative A student conducts an experiment to determine how the amount of water given to a plant affects its growth. A cup with steam coming from it will be hot to the touch. Which measurement would not be possible to obtain from the triple beam balance shown? 463.455 g What is the mass of the light bulb and paperclips together? minimizes the chance of accidents occurring in lab What is 0.25 kilometers expressed in centimeters? 25000 cm Which of the following is not one of the three principles from which the metric system is based? Metric measurements cannot be converted to any other form of measurement.

The student will conduct the experiment using two identical plants that will only spend different amounts of time in the sunlight. testable A student conducts an experiment to determine how the amount of water given to a plant affects its growth. Which of the following statements describes a scientific law? Which of the following is an example of a scientific question that could be used to create an easily reproducible experiment? Does sugar or salt have a greater effect on plant growth? Many types of scientific equipment are used to perform different functions in the science lab. 245.6 g Find the mass of the cone using the triple beam balance. 542.0 g The metric system is only used in France false What is 0.55 hectometers expressed in decimeters? 550 dm If the next to the last digit of a measurement is 6, the end digit should be rounded up. 3280.8 ft Which of the following measurements has the greatest precision? 100.00 The number 0.00243 has how many significant digits? 3 Safety equipment like fire extinguishers and fire blankets are used to prevent accidents.

All other aspects needed for growth will remain identical for each. What is the independent variable for this experiment? the amount of water Scientific experiments must be able to be repeated by multiple scientists to verify the results that are obtained. is a possible explanation for events using prior knowledge Which of the following is an inference? A cup with steam coming from it will be hot to the touch. Which of the following combinations of equipment would be needed to bring one liter of water to 85°C? graduated cylinder, beaker, thermometer and hot plate Scientists use significant figures in order to provide precise measurements in recorded data. true How many significant figures are in the measurement 1.050 L? 4 The metric system is now known as the international system of units. false What is the difference between the question and hypothesis steps in scientific inquiry? The question step provides the question to be studied, while the hypothesis step provides a proposed answer to the question Following proper safety guidelines _______ a.

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Unformatted text preview: Which of the following is the correct order for the steps of scientific inquiry? observe, question, hypothesize, experiment, analyze, formulate a conclusion A dependent variable is b. is an explanation for a set of events Which of the following is an observation and not an inference? Bubbles form when two chemicals are mixed together. A scientific law describes what occurs every time in a situation. true A(n) hypothesis is a statement that describes how to measure a particular variable or define a particular term. is a possible explanation for events using prior knowledge What are the two categories of observations? qualitative and quantitative A statement that can be proven by observation or measurement is known as a(n): c. What is the current temperature to the nearest degree for the thermometer shown below? +4ºC What was the minimum temperature to the nearest degree for the thermometer shown here? -6ºC A transmission electron microscope would be the best microscope choice to study _______. structures smaller than cells Samples for a compound light microscope are typically prepared on _______ a.