A GLR reactor, or gas-red liquid mercury for sale reactor, is a type of chemical reactor designed for processes involving both gas and liquid phases. It facilitates reactions where
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What is a variable that measure an outcome or result of a study?


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A variable that measures an outcome or result of a study is known as a dependent variable. It reflects the effects of the independent variable(s) and is what re
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Science Experiments









What is a changeable factor in an experiment?


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A changeable factor in an experiment, often referred to as a variable, is any element that can be altered or controlled to observe its effects on the outcome of
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Plants and Flowers



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Why should all flowers and buds be removed from the stems?


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Removing all flowers and buds from the stems encourages the plant to focus its energy on root and foliage development rather than flowering. This practice can l
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Why shouldn't you use a chipped piece of glassware?


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You should never use a chipped piece of glassware because it can be unsafe. Chips can easily cut your lips or hands while drinking or handling the glass. They a
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Science Experiments



+1









Can experiments measure more than one variable at a time?


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Yes, experiments can measure more than one variable at a time, often referred to as multivariate experiments. Researchers can manipulate multiple independent va
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Science Experiments









Why do most variables need to be controlled?


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Most variables need to be controlled in experiments to ensure that the results are due to the independent variable being tested, rather than other confounding f
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Refers to researchers' allocation of participants to groups by chance to reduce the likelihood that an experiment's results will be due to preexisting differences between groups.?


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This process is known as random assignment. It is a crucial aspect of experimental design, as it helps ensure that any observed effects in the results can be at
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Science Experiments









How many variables can be changed during a controlled experiment?


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In a controlled experiment, only one independent variable should be changed at a time while keeping all other variables constant, or controlled. This approach a
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Science Experiments









How could you share the result of an experiment with the rest of your class give three ways?


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You could present the results of the experiment through a visual presentation, such as a PowerPoint or poster, highlighting key findings and data. Another way i
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Science Experiments









What is a good song to use for a project?


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A good song to use for a project is "Here Comes the Sun" by The Beatles. Its uplifting melody and positive lyrics create an optimistic atmosphere, mak
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Science Experiments









Who do experiments need to be repeatable?


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Experiments need to be repeatable to ensure that results are reliable and can be verified by others. Repeatability allows researchers to confirm findings and ru
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Science Experiments









How many independent variables are in a controlled experiment?


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In a controlled experiment, there is typically one independent variable that is manipulated to observe its effect on the dependent variable. However, some exper
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Science Experiments









In an experimental design the variable the researcher has control over and that is different for the treatment and control groups is called the .?


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In an experimental design, the variable that the researcher has control over and that differs between the treatment and control groups is called the independent
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Science Experiments









Why are boiled beans used as a control in an experiment?


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Boiled beans are often used as a control in experiments to provide a baseline for comparison because they are non-viable and have been rendered inactive through
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Science Experiments









In a controlled experiment in which all the variables remain constant including the one being tested is called?


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In a controlled experiment, when all variables remain constant except for the one being tested, it is referred to as a "controlled variable" or "
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Science



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How are models used to perform science?


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Models are essential tools in science as they help simplify and represent complex systems or phenomena, making them easier to understand and analyze. They can b
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Science Experiments









How do you improve the experiment of van helmont?


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To improve Van Helmont's experiment, one could ensure more controlled conditions by using more precise measurements of soil and water, as well as a larger sampl
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Science Experiments









When a scientist reaches a conclusion during an experiment how can the conclusion be validated?


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A conclusion drawn from an experiment can be validated through replication, where other scientists conduct the same experiment under similar conditions to see i
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Science Experiments









What are Examples of a controlled variable and an experimental variable?


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In an experiment testing the effect of sunlight on plant growth, the experimental variable (independent variable) would be the amount of sunlight each plant rec
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Science Experiments









What does Observations and measurements recorded during an experiment is mean?


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Observations and measurements recorded during an experiment refer to the systematic collection of data that captures the outcomes and behaviors of the variables
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Science Experiments









What is positive control in experimental control?


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Positive control in experimental control refers to a group or condition that is expected to produce a known response or effect, thereby validating the experimen
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Science Experiments









An independent variable is a factor in an experiment that?


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An independent variable is a factor in an experiment that is intentionally manipulated or changed by the researcher to observe its effect on a dependent variabl
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Science Experiments









If the experiment shows the original hypothesis is false the scientist must?


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If the experiment shows that the original hypothesis is false, the scientist must reevaluate their assumptions and consider alternative explanations or hypothes
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Science Experiments









What is a standard used for comparison called?


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A standard used for comparison is called a "benchmark." Benchmarks serve as reference points to evaluate the performance, quality, or effectiveness of
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