FEX F24 outcomes based

Which of the following is considered a safe behavior in the lab?

• Eating food while conducting experiments

• Wearing safety goggles when handling chemicals

• Running in the lab

• Ignoring spills on the floor until the end of the period

What should you do if a chemical spills on your skin?

• Ignore it and continue working

• Wash it off immediately with soap and water

• Wipe it with a towel

• Cover it with tape

Which of the following is NOT a safe lab practice?

• Working with a partner

• Knowing the location of safety equipment

• Following instructions carefully

• Using broken glassware

If a scientific process is like a recipe, what part of a recipe corresponds to a hypothesis?

• The ingredients

• The cooking time

• The expected outcome

• The serving size

In what way can analyzing a paragraph be compared to conducting an experiment?

• Both require a final report

• Both involve making observations

• Both are done alone

• Both have no structure

Tags

NGSS.MS-PS3-5

How is the conclusion of a scientific experiment similar to the conclusion of a written essay?

• Both summarize key points

• Both introduce new ideas

• Both are optional

• Both are written first

What type of graph is best for showing trends over time?

When would you use a scatterplot?

• To show parts of a whole

• To compare two variables

• To display categorical data

• To track changes over time

Tags

NGSS.MS-PS3-1

What does a bar graph represent?

• Continuous data

• Categorical data

• Trends over time

• Relationships between variables

Tags

NGSS.MS-PS3-1

What is the primary use of a fire extinguisher?

• To put out electrical fires

• To clean spills

• To provide light

• To signal for help