Lab Safety, Scientific Method, and SALTPAD 7

The first step of the Scientific Method is 

• Experiment
• Conclusion
• Background Information
• Problem

A control variable

• stays the same
• increases
• decreases
• none of these

The variable that you change during the experiment is called the

• independent variable
• dependent variable
• control variable
• change variable

The variable that you measure during the experiment is called the

• independent variable
• dependent variable
• control variable
• change variable

To make a good graph, you need

• A data table
• The X and Y axis
• A title
• All of these

The independent variable goes on the

• x axis
• y axis
• middle of the graph
• right side of the paper

When should you wear safety goggles in the lab?

• At all times
• Never
• When I feel like it
• Whenever the teacher says it is necessary

It is necessary to report a spill in the lab ____________________.

• the next day
• never
• as soon as it happens
• only if you know the chemical is dangerous

It is important to avoid wearing long, flowy clothing in the lab because

• they could drag in dangerous chemicals
• they could catch fire if burning is involved in the lab
• they could knock things over
• all of these

After cleaning up broken glass, it should be put in

• the regular trash can
• the broken glass container
• the recycling bin
• any of these is a good option