Explaining Marble Changes in the Taj Mahal- Assessment Part 1

By Melanie Kline
Last updated about 2 years ago
7 Questions
Spelling does count here!
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1.

What is the main substance marble is made of?

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2.

What substance is the algae producing that could be causing the problem?

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3.
The two main substances in acid rain that could be causin g the problem is _______ and _______ .
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4.

1) Plan an Investigation:
If you combined a sample of calcium carbonate with malic acid, sulfuric acid or nitric acid, how would that provide evidence to support (prove) or refute (disprove) the scientists’ idea that a chemical reaction is occurring? What specific evidence would you look for?


Once you have answered the first four questions, ask you teacher for your lab supplies and lab instructions to fill in the data sheet for #5.
You must wear googles the entire time you have the chemicals at your table.
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5.

Procedure: Record your observations about:
1) Each of three substances you have before combining any of them (calcium carbonate, water, and the malic acid).
2) What happens when you combine two different substances at a time together.
3) What happens when you combine all three substances at a time together.
*If you are absent, the videos from the lab can be found on google classroom.

Return all supplies to you teacher, clean your desk and wash your hands before moving to the next section.

#6 & #7 must be completed independently!
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6.

5) Based on your lab data, which claim is supported? A or B?

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7.

Use the data evidence from your investigation, key model ideas and your reasoning to support the claim you picked on the last question.