Unit 1 The Nature of Science

Using one or more of your senses to gather information is called _____.

• a. observing
• b. inferring
• c. predicting
• d. classifying

A statement of a possible explanation for some natural phenomenon that is testable is a

• a. conclusion
• b. hypothesis
• c. theory
• d. law

Sir Isaac Newton’s study of gravity resulted in a scientific _____ since it described a pattern in nature with related observations.

• a. inquiry
• b. hypothesis
• c. theory
• d. law

Observations that deal with a number or amount are called 

• a. manipulated observations quantitative observations qualitative observations operational observations
• b. quantitative observations
• c. qualitative observations
• d. operational observations

A statement that describes the most logical explanation based on experiments is a 

• a. scientific law
• b. scientific hypothesis
• c. scientific theory
• d. scientific inquiry

Observations that deal with a number or amount are called 

• a. manipulated observations 
• b. quantitative observations
• c. qualitative observations
• d. operational observations

The rock has bands of white, gray and black is an example of   

• a. manipulated observations
• b. quantitative observations
• c. qualitative observations
• d. operational observations 

The part of an experiment in which all conditions are kept the same is the _____.

• a. constant
• b. independent variable
• c. control
• d. dependent variable

In a scientific experiment, the one variable that is changed by the scientist to test a hypothesis is called the _________________________ variable.

• a. dependent
• b. control
• c. constant
• d. independent

What type of graph is this? 

• a. line
• b. circle
• c. double line
• d. bar