Diagnostic evaluation. Key Activity

An example of a hypothesis might be: "If I increase the oven temperature, the cookies will bake faster."

• True

• False

In the scientific method, it involves establishing an explanation or prediction based on observation, analysis of facts, knowledge or existing preconceptions.

• Analysis of results

• Observation

• Hypothesis formulation

• Problem identification (research question)

Evaluating the information is important during the investigation process because:

• All the information available to us is reliable

• Sources can vary in levels of authority, accuracy, and objectivity

• Not all information is adequate for our investigation

• "False Information" spreads easily

It is a digital or printed source where I find reliable definitions and concepts on a research topic:

• Textbook, scientific journal and / or website .edu or .org

• Popular magazine

• Web page

• Pod-cast

Does heating a cup of water allow more sugar to dissolve? The independent variable of this study is:

• Sugar temperature

•  

  Amount of sugar

• Water temperature

• Amount of water

In the graph shown, what would be the dependent variable?

• R

• K

In an experiment, the pH of a solution was determined with the help of pH indicator strips, for which the color obtained in each of the strips was recorded. What kind of analysis can be done with this data?

• Quantitative analysis

• Qualitative analysis

• Inductive analysis

•  

  Deductive analysis

In what ways can the results of an investigation be validated? (choose the ones that apply)

• Comparing with results of other investigations reported in reliable sources.

• Comparing with the results of a partner.

• Asking an expert to review the results.

• Through statistical tests.