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For a science experiment, a student rubs a mineral against a porcelain plate. The students has just performed......?

For a science experiment, a student rubs a mineral against a porcelain plate. The students has just performed......?
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For a science experiment, a student rubs a mineral against a porcelain plate. The students has just performed......?

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User Ben Guild
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2 Answers

3 votes

It is a Streak test.





answered
User BudgieInWA
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8.9k points
7 votes
A mineral streak experiment! 
answered
User Faegy
by
7.9k points
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