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Lesson Menu. Main Idea and New Vocabulary NGSSS Key Concept:Measurement Conversions Example 1:Convert Measures Key Concept:Measurement Conversions Example 2:Convert Between Systems Example 3:Convert Between Systems Five-Minute Check. - PowerPoint PPT PresentationTRANSCRIPT
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Main Idea and New Vocabulary
NGSSS
Key Concept: Measurement Conversions
Example 1: Convert Measures
Key Concept: Measurement Conversions
Example 2: Convert Between Systems
Example 3: Convert Between Systems
Five-Minute Check
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• Convert customary and metric units of length, weight or mass, capacity, and time.
• unit ratio
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MA.8.G.5.1 Compare, contrast, and convert units of measure between different measurement systems (US customary or metric (SI)) and dimensions including temperature, area, volume, and derived units to solve problems.
Also addresses MA.8.A.6.4
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Convert Measures
SHIPPING Cristos is shipping a package of model train parts. The package weighs 900 grams. What is the weight of the package in kilograms?
Since 1 kg = 1,000 grams,
multiply by .
Divide out common units, leaving the desired unit, kilograms.
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Convert Measures
Answer: The package weighs 0.9 kilogram.
Multiply.
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A. 15,840 ft
B. 10,560 ft
C. 5,280 ft
D. 3,000 ft
RUNNING Jacob ran a race that was 3 miles long. How long was the race in feet?
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Complete the conversion. Round to the nearest hundredth.10 mi ≈ __ km
Convert Between Systems
Method 1Use 1 km ≈ 0.621 mi.
Since 1 km ≈ 0.621 mi,
multiply by .
Divide out common units, leaving the desired unit, kilometer.
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Convert Between Systems
Multiply.
Method 2Use 1 mi ≈ 1.609 km.
Since 1 km ≈ 0.621 mi,
multiply by .
Divide out common units, leaving the desired unit, kilometer.
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Convert Between Systems
Answer: So, 10 miles is approximately 16.09 kilometers.
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A. 1.06
B. 3.78
C. 4.23
D. 8.46
Complete the conversion. Round to the nearest hundredth.4 L ≈ __ qt
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Convert Between Systems
Complete the conversion. Round to the nearest hundredth.3 gal ≈ __ L
Method 1Use 1 L ≈ 0.264 gal.
Since 1 L ≈ 0.264 gal,
multiply by .
Divide out common units, leaving the desired unit, liter.
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Convert Between Systems
Multiply.
Method 2Use 1 gal ≈ 3.785 L.
Since 1 gal ≈ 3.785 L,
multiply by .
Divide out common units, leaving the desired unit, liter.
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Convert Between Systems
Answer: 3 gallons is approximately 11.36 liters.
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A. 8.75
B. 113.48
C. 7,087.50
D. 7,142.86
Complete the conversion. Round to the nearest hundredth.250 g ≈ __ oz
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A. 12.68
B. 6.34
C. 2.84
D. 1.58
Complete the conversion. Round to the nearest hundredth if necessary.6 L ≈ __ pt
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A. 4.23
B. 26.43
C. 54.48
D. 264.32
Complete the conversion. Round to the nearest hundredth if necessary.120 lb ≈ __ kg
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A. 684 cm, 300 in., 8 m, 28 ft
B. 8 m, 28 ft, 300 in., 684 cm
C. 300 in., 8 m, 684 cm, 28 ft
D. 28 ft, 8 m, 300 in., 684 cm
Students created a car that moved using a mousetrap. Julia, Chris, Ben, and Anne each ran a test trial. The table shows each of their measurements. Which of the following shows the correct order of the distances, from least to greatest?
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