Scientific Method and Lab Safety

Vocabulary Match

• data

• To watch closely and notice importance

• hypothesis

• The first step in the scientific method

• Ask a question

• information gathered in a science investigation

• analyze

• A guess or about what you think might happen

• observe

• Examine observations and data

Tags

NGSS.MS-PS1-2

Scientists base their knowledge on ​ ​ (a)  

• evidence
• opinions
• teachers

Match these steps in the order of the scientific process.

• Concluson

• Step 3 and 4

• form a hypothesis

  and do experiment

• Step 2

• ask a question

• Step 1

• observation

• Step 5

• Analyze the data

• Step 6

  (last step)

The one thing of the experiment that changes

• hypothesis

• conclusion

• variable

• soluable

Tags

NGSS.MS-PS2-2

When doing an experiment, your hypothesis ​is ​ (a)   correct.

• sometimes
• always
• never

Tags

NGSS.MS-LS2-4

In what ways is science useful?

• It's used in predicting weather.

• It's used in medicine.

• Inventions make life easier.

• all of these

Tags

NGSS.MS-ESS2-5

It is important to follow all safety rules in order to prevent​ (a)  

• accidents
• fun
• data

Organize these options into the right categories

Groups:

(a) SAFE lab practices

,

(b) UNSAFE lab practices

• tasting one of the materials

• talking to a friend during instructions

• wash hands after experiment

• leaving flammable materials near open flames

• report any spills immediately

• dispose of waste properly

• follow directions

• ignoring safety signs and warnings

• wear safety goggles

• keep work area clean and organized

• begin experiment before instructions

• mixing unknown chemicals without guidance