tuesday, august 21 warm-up
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What is the mass shown on the balance below?. Tuesday, August 21 Warm-Up . A: 501 grams. MYP Unit Question: Why Science? Area of Interaction: Approaches to Learning Learner Profile: Inquirer. - PowerPoint PPT PresentationTRANSCRIPT
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Tuesday, August 21Warm-Up
What is the mass shown on the balance below?
A: 501 grams
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MYP Unit Question: Why Science? Area of Interaction: Approaches to LearningLearner Profile: InquirerStandard: Use tools and instruments for observing, measuring and manipulating equipment and materials in scientific activities. Learning Target: Today I’m learning about metric units because I will use them for scientific investigations
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Intro to MetricsWork Session:
Opening:
Notes: Metric SystemMeasurement Activity
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It’s a standard system of measurement that allows scientists to compare data and communicate with
other scientists all over the world.
Why use the Systeme International (SI)?
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Scientists all over the world use the International System of Units to measure:
• Length• Volume• Mass• Density• Temperature• Time
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The basic unit of length in the SI system is the …meter
MD D
H C K M
King Henry Died Monday Drinking Chocolate Milk
Kilo- Milli-
1000 .0001
Hecto- Centi-
100 .001
Deka- Deci-
10 .01
Meter1
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MD D
H CK M
King Henry Died Monday Drinking Chocolate Milk
Kilo- Milli-
1000 .0001
Hecto- Centi-
100 .001
Deka- Deci-
10 .01
Meter1
Use the stair step to convert1. Determine the direction to
move2. Count the number of steps3. Add “0” for every step you
move
Example: 10 K = ? M
10 K = 10,000 M
3
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MD D
H CK M
King Henry Died Monday Drinking Chocolate Milk
Kilo- Milli-
1000 .0001
Hecto- Centi-
100 .001
Deka- Deci-
10 .01
Meter1
1. 100 mm = ? M
2. 24 cm = ? hm
3 = .1
4 = .01
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The longer lines on the metric ruler are called… • centimeters
How to read a metric ruler
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The shorter lines on the metric ruler are called…• millimeters
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One centimeter is divided into how many millimeters? • 10 millimeters (mm)
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Measure the turtle from the rear of its shell to the tip of its nose. Record its length in both centimeters and millimeters.
• 10.5 cm
• 105 mm
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Measuring Length
Ruler: http://www.k12math.com/math-concepts/measurement/ruler-cm.jpg
How many millimeters are in 1 centimeter?
What is the length of the line in centimeters? _______cm
What is the length of the line in millimeters? _______mm
What is the length of the line to the nearest centimeter? ________cm
HINT: Round to the nearest centimeter – no decimals.
1 centimeter = 10 millimeters
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Closing: English vs. Metric Units
Left Image: http://webapps.lsa.umich.edu/physics/demolab/controls/imagedemosm.aspx?picid=1167Right Image: http://share.lancealan.com/N800%20ruler.jpg
Which is longer?
A. 1 mile or 1 kilometer
B. 1 yard or 1 meter
C. 1 inch or 1 centimeter
1.6 kilometers
1 mile
1 yard = 0.9444 meters1 inch = 2.54 centimeters
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Find the length (antennae to feet) of the following insects to the nearest whole or half cm:
3.5 cm 2 cm
5 cm 4.5 cmWARM-UPWed., Aug.
22
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MYP Unit Question: Why Science? Area of Interaction: Approaches to LearningLearner Profile: InquirerStandard: Use tools and instruments for observing, measuring and manipulating equipment and materials in scientific activities. Learning Target: Today I’m learning about metric units because I will use them for scientific investigations
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Opening: Mass, Grams, Length Video
Work Session: Continue working with metric conversions
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