. Your teacher has given you an unknown substance in a test tube.
As the first step in identifying this substance, you are told that it is safe to test it for a smell.

Which of the following describes the safest way to tell whether the unknown substance has a smell?
Wave your hands to direct some of the smell toward your nose.

Pour some of the substance into a dish and smell directly from the dish.

Put your nose directly above the opening of the test tube and breathe in.

Pour some of the substance on a paper towel and sniff the paper towel.

Question

. Your teacher has given you an unknown substance in a test tube.
As the first step in identifying this substance, you are told that it is safe to test it for a smell.

Which of the following describes the safest way to tell whether the unknown substance has a smell?
Wave your hands to direct some of the smell toward your nose.

Pour some of the substance into a dish and smell directly from the dish.

Put your nose directly above the opening of the test tube and breathe in.

Pour some of the substance on a paper towel and sniff the paper towel.

olyalhic · Answer

you need to stop submitting questions here and go to science or biology please @forever43

anonymous · Answer

ok

samsungfanboy · Answer

@Olyalhic ..hey, you know you can be a little nicer

olyalhic · Answer

@SamsungFanBoy sorry I didn't mean to come off as rude, but this same person has been told already and they keep posting in math anyway.

samsungfanboy · Answer

@Olyalhic You have to realize the user is new to the site and needs to understand where the question. But thats fine okay. I showed her

olyalhic · Answer

@SamsungFanBoy yeah okay sorry again, sometimes I can be a bit abrasive.

samsungfanboy · Answer

That's okay! your fine :)