5th Safety and Scientific Method Review

What is the proper way to smell an unidentified substance in a lab?

• Stick your nose in it for a big smell

• Waft the odor to your nose with one hand while holding the bottle away from your face

• Throw it on the floor and run away

If you wear gloves to dissect a squid, this is a _.

• safe practice

• unsafe practice

A student picking up broken glass in the lab and throwing it away without the teacher knowing. Is this _?

• a safe practice

• an unsafe practice

Wafting an odor gently towards your nose is a ___ practice.

• safe

• unsafe

Dumping a chemical down the sink after lab is a ___ practice.

• safe

• unsafe

Tags

NGSS.MS-ESS3-3

____ should be used to protect your eyes during lab.

• Lab shower

• Goggles

• Apron

• Gloves

Should you do an experiment or form a hypothesis first?

• Hypothesis

• Experiment

• does not matter

• both at the same time

In which step of the Scientific Method do you collect data?

• Problem

• Hypothesis

• Experiment

• Conclusion

Which step of the scientific method is always a question and usually asked first?

• Hypothesis

• Experiment

• Problem

• Conclusion

In which step of the Scientific method do you test the hypothesis using steps?

• Hypothesis

• Experiment

• Conclusion

• Problem