Chapter 1- Scientific Thinking

Question 1

What is a hypothesis?

Answer 1

a prediction about the relationship between two or more variables in an experiment

Question 2

A hypothesis MUST be …

Answer 2

Testable through experimentation.

Question 3

What is a variable?

Answer 3

Anything that can change.

Question 4

What is an independent variable?

Answer 4

A variable that changes.

Question 5

What is a dependent variable?

Answer 5

The variable you are measuring.

Question 6

What is a control variable?

Answer 6

A variable that stays the same.

Question 7

What are the two types of Data Collection?

Answer 7

Qualitative - non-numerical data
Quantitative - quantity

Question 8

What is the first step in the Scientific Method?

Answer 8

Make an observation.

Question 9

What is the second step in the Scientific Method?

Answer 9

Ask questions.

Question 10

What is the third step in the Scientific Method?

Answer 10

Formulate hypothesis.

Question 11

What is the fourth step in the Scientific Method?

Answer 11

Experiment.

Question 12

What is the fifth step in the Scientific Method?

Answer 12

Analyze your result.

Question 13

What is the sixth step in the Scientific Method?

Answer 13

Form reliable model.

Question 14

Jesse Eugene Russell invented …

Answer 14

first digital cellphone

Question 15

What are the components of a lab report ?

Answer 15

• Title page
• Introduction
• Procedure
• Results
• Recommendation for Future results

Question 16

What are some references you can use for a lab report ?

Answer 16

Books, articles, lab manuals, and websites.

Question 17

What are the 6 steps of the Scientific Method ?

Answer 17

1. Make an observation
2. Ask questions
3. Formulate hypothesis
4. Experiment
5. Analyze you results
6. Form reliable model