Unit 1 Ch 1- The Nature of Science

First & Last Name

A ____ is a possible explanation for a problem using what you know & what you observe.

• Hypothesis
• Experiment
• Exercise
• Variable

The ___ variable is what is being studied/measured.

• Independent
• Hypothesis
• Constant
• Dependent

A factor that does not change in an experiment is the _____.

• Independent variable
• Constant
• Dependent variable
• None of the above

Tags

NGSS.MS-PS2-2

A statement that describes what happens in nature that is always true is a _____.

• Scientific law
• Hypothesis
• Scientific theory
• Variable

An explanation based on knowledge gained from many observations

• Scientific law
• Hypothesis
• Scientific theory
• Variable

An idea, event, or object that can be used to represent something you are trying to explain is a _____.

• Model
• Tool
• Trial
• Variable

Tags

NGSS.MS-PS1-1

In a graph, the variable on the horizontal (x) axis is the _____.

• Variable with the longest range
• Variable with the smallest range
• Dependent variable
• Independent variable

Tags

NGSS.MS-PS3-1

Which of the following graphs is used to compare parts of a whole?

• Line gragh
• Circle graph (pie chart)
• Bar graph
• Data table

In a graph showing how the temperature of a material changes over time, temperature change is the _____.

• Dependent variable
• Independent variable
• Variable with the smallest range
• Variable with the largest range

Tags

NGSS.MS-PS3-1