Experimental Design Pre-Test

Front

Independent variable in testing dish soap's effectiveness on grease cleaning: Dishes, Water, Dish Soap, Types of Grease

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Dish Soap

Front

Which of the following questions would be an appropriate SCIENTIFIC question that could be tested by experimentation? Options: Which type of bread goes moldy the fastest?, Where do we go when we die?, Is it a sin to transplant pig hearts into humans?, Are llamas less valuable than camels?

Back

Which type of bread goes moldy the fastest?

Front

While PERFORMING AN EXPERIMENT, it is important to:

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record observations and measurements

Front

Which phrase describes a hypothesis?

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suggesting a solution to a problem after studying it carefully

Front

An orderly, systematic approach to problem solving is called the:

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scientific method

Front

"If the forest is clear-cut (cutting down all the trees in an area of forest), then it will result in drier soils because there will not be any trees to protect the soil from sunlight" is an example of:

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a hypothesis

Front

What should scientific evidence include to make a conclusion convincing?

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results from multiple trials of one experiment, including unexpected results

Front

Changeable elements of an experiment which can affect the outcome of the experiment if not carefully controlled are called:

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variables

Front

Data such as "10 drops" is referred to as ___________.

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quantitative data

Front

The number of variables that should be allowed to change in a well designed, controlled experiment is:

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