Sci and Tech Chapter 1 Review

Which skill involves the creation of simplified representations to understand complex systems?

• analyzing

• inferring

• modeling

• synthesizing

What type of question requires experimentation to find an answer?

• Testable Question

• Objective Reasoning

• Subjective Question

• Science Question

Variables

• variable purposely manipulated/changed to test a hypothesis
• factors that change in an experiment
• a possible explanation/answer to a scientific question
• an experiment in which only one variable at a time is manipulated/changed

Factor that may change in response to the manipulated variable

• Responding Variable
• Independent Variable
• Variable
• Control

A person who does _________________ learns about and explores the natural world.

• Science
• Predicting
• Classifying
• Inference
• Qualitative

When you state what you think will happen in the future, you are ________________.

• Predicting
• Classifying
• Inference
• Science
• Qualitative

Can you classifying items/things in different ways than others?

• Yes
• No

Two groups of students were tested to compare their speed working on math problems. Each group was given the same problems. One group used calculators and the other group did not. What is the control/constant?

• Group of students with calculator
• Group of students without calculators
• The same math problems for each group
• The time it took students to answer the problems

Two groups of students were tested to compare their speed working on math problems. Each group was given the same problems. One group used calculators and the other group did not. What is the dependent/responding variable?

• Group of students with calculator
• Group of students without calculators
• The same math problems for each group
• The time it took students to answer the problems

Is this a testable question that can be answered by the scientific method: "How does changing the amount of water affect the growth of tomatoes?"

• Testable
• Non-Testable