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Calculate Density to Identify an Unknown Substance

Authored by Lisa Thompson

Science

8th Grade

NGSS covered

Calculate Density to Identify an Unknown Substance
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25 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

An irregularly shaped piece of gold was lowered into a graduated cylinder holding a volume of water equal to 17 ml. The height of the water rose to 20 ml. If the mass of the gold was 27 g, what was its density?

9 g/mL

10.5 g/mL

6.5 g/mL

8 g/mL

Tags

NGSS.MS-PS1-2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

An irregularly shaped rock was lowered into a graduated cylinder holding a volume of water equal to 50 ml. The height of the water rose to 75 ml. If the mass of the stone was 250 g, what was its density?

15 g/mL

5 g/mL

10 g/mL

20 g/mL

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

An irregularly shaped stone was lowered into a graduated cylinder holding a volume of water equal to 200 ml. The height of the water rose to 280 ml. If the mass of the stone was 240 g, what was its density?

3 g/mL

4 g/mL

2 g/mL

5 g/mL

Tags

NGSS.MS-PS1-2

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

An irregularly shaped stone was lowered into a graduated cylinder holding a volume of water equal to 2 ml. The height of the water rose to 7 ml. If the mass of the stone was 25 g, what was its density?

30g/mL

5g/mL

20g/mL

2.77g/mL

5.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

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A 5.00 cm^3 metal block weighs 39.3g. Use the table to determine the identity of the block.

Copper

Gold

Iron

Zinc

6.

OPEN ENDED QUESTION

1 min • 1 pt

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Use the chart to answer the question. A meteorite lands in your backyard. You want to determine what metal is in the meteorite. Its mass is 364 g and its volume is 52 cm³. What metal makes up most of the meteorite?

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7.

OPEN ENDED QUESTION

1 min • 1 pt

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Use the chart to answer the question. You are given a sample of an unknown metal. You determine its mass is 217 g and its volume is 24.21 cm³. Which metal were you given?

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