When performing a scientific investigation on an unknown substance, what is one safe way to test it to determine what it might be?

the answers for the test are 1;cornstarch 2;heat things up 3;water 4 the correct answer is : option D. The test was inconclusive because he forgot to add heat.

100%hope this helps (:

I believe the answer is, Heat it up slowly to see how it changes. Hope this helps :)

1.cornstarch

2.The indicator will change the color of the substance.
3.it will bubble and foam
4.baking a cake
5.the balloon inflated
for people with these answers and questions I hope this helps

Do you have choices for an answer.

If not, here are some suggestions.
Determine its color. Determine its phase (solid, liquid, gas). Determine its density. All of those are physical properties (not chemical properties) but the physical properties will not destroy the integrity of the sample.

4 is b!!

answers was wrong on 4 but i skipped ahead before i got the answers.

This did help 100%