Metric Conversions and Dimensional Analysis Challenge

This video tutorial covers the use of dimensional analysis for unit conversions, focusing on the metric system. It explains metric prefixes, conversion methods, and the importance of significant figures. The tutorial also demonstrates converting cubed and squared units, using scientific notation, and converting fraction units. Additionally, it discusses using density as a conversion factor and converting temperatures between Celsius and Kelvin.

Which of the following is a base unit in the metric system?

• Inch

• Meter

• Gallon

• Pound

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CCSS.2.MD.A.2

What is the prefix for 1,000 meters?

• Nano

• Kilo

• Milli

• Centi

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CCSS.4.MD.A.1

Why is dimensional analysis important in conversions?

• It is only used for checking answers.

• It simplifies the process of adding units.

• It ensures full credit in class assignments.

• It allows for the use of any method for conversions.

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CCSS.6.RP.A.3D

How many significant figures are in the measurement 20.0 cm?

• 4

• 1

• 2

• 3

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CCSS.8.EE.A.4

What is the correct scientific notation for 200 with two significant figures?

• 2.0 x 10^2

• 2 x 10^2

• 20 x 10^1

• 2.00 x 10^2

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CCSS.8.EE.A.3

How do you handle cubed units in dimensional analysis?

• Use a different method for cubed units.

• Ignore the cube and convert normally.

• Cube the entire conversion factor.

• Square the conversion factor.

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CCSS.5.MD.A.1

What is the abbreviation for nanometers?

• Nm

• nM

• nm

• NM

How many nanometers are in one meter?

• 10^3

• 10^6

• 10^9

• 10^12

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CCSS.8.EE.A.3

What is the density of water in grams per milliliter?

• 100 g/mL

• 0.1 g/mL

• 1 g/mL

• 10 g/mL

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CCSS.HSG.MG.A.2

How do you convert 10 degrees Celsius to Kelvin?

• Add 100

• Subtract 273

• Multiply by 10

• Add 273

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CCSS.2.MD.A.2