January 21 st 2014 Take your Folder & your Worksheet Write HW in Agenda Do Now:
9/2 & 9/3 - 7 th Grade Agenda Collect HW: Signed Syllabus Collect HW: Science Skill Worksheet Metric...
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Transcript of 9/2 & 9/3 - 7 th Grade Agenda Collect HW: Signed Syllabus Collect HW: Science Skill Worksheet Metric...
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9/2 & 9/3 - 7th Grade Agenda
Collect HW: Signed Syllabus Collect HW: Science Skill WorksheetMetric SystemClasswork: Metrics Worksheet #2Video: Where is NanoVideo: Power of 10 VideoHW: Textbook Scavenger HuntHW: Poster of Science due 9/14 & 9/15 (20 points)
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Daily Reflection
• Prompt: Write 3 facts or questions about the metric system (write complete sentences).
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Review Science Skill Worksheet
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Where is Nano VideoPower of 10 Video
Daily Reflection
• Prompt: Write 4 facts that you learned during either the “Where is Nano” Video or Power of 10 Video (write complete sentences).
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Poster of Science Project
• Due 9/14 & 9/15 • 20 Points• Create a poster on any subject related science• Need to be creative in order to get the full 20
Points• The best posters will be hung on the wall in time
for “back to school night”
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What is the standard system of measurement used by scientist
around the world?
• S_______ I______________
• SI
• International System of Units
• Metric System
ystem nternational
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What is the SI unit for measuring length?
• M____________eter
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What is the SI unit for measuring Liquid Volume?
• L____________iter
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What is the SI unit for measuring Mass?
• G____________ram
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What is the SI unit for measuring Temperature?
• C____________elsius
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How do we measure smaller and larger objects in SI units?
Milli-
1/1000 Centi-1/100
Deci-1/10
Kilo-X1000
Hecto-X100
Deca-X10
Through Prefixes
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Here is another way to remember the prefixes
Milli-
1/1000 Centi-1/100
Deci-1/10
Kilo-X1000
Hecto-X100
Deca-X10
King Henry Does Drink Chocolate Milk
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Prefix Symbol Multiplier Exponential
yotta Y 1,000,000,000,000,000,000,000,000 1024
zetta Z 1,000,000,000,000,000,000,000 1021
exa E 1,000,000,000,000,000,000 1018
peta P 1,000,000,000,000,000 1015
tera T 1,000,000,000,000 1012
giga G 1,000,000,000 109
mega M 1,000,000 106
kilo k 1,000 103
hecto h 100 102
deca da 10 101
1 100
deci d 0.1 10¯1
centi c 0.01 10¯2
milli m 0.001 10¯3
micro µ 0.000001 10¯6
nano n 0.000000001 10¯9
pico p 0.000000000001 10¯12
femto f 0.000000000000001 10¯15
atto a 0.000000000000000001 10¯18
zepto z 0.000000000000000000001 10¯21
yocto y 0.000000000000000000000001 10¯24
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How many meter is kilometer?
Milli-
1/1000 Centi-1/100
Deci-1/10
Kilo-X1000
Hecto-X100
Deca-X10
1000 meter
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How many meter is centimeter?
Milli-
1/1000 Centi-1/100
Deci-1/10
Kilo-X1000
Hecto-X100
Deca-X10
1/100 meter
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How big is a meter?
Thickness of a dime
Width of aFingernail
Height of adoor handle
Little more than ½ mile
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How big is 1 millimeter?
Thickness of a dime
Width of aFingernail
Height of adoor handle
Little more than ½ mile
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How big is 1 centimeter?
Thickness of a dime
Width of aFingernail
Height of adoor handle
Little more than ½ mile
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How big is 1 kilometer?
Thickness of a dime
Width of aFingernail
Height of adoor handle
Little more than ½ mile
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Which side of the ruler measures metric units?
The side with the smaller lines measures in metric units
The side with the larger lines measures in inches
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How much is 1 cm?
This is 1 cm
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How much is 1 mm?
1 mm are the small unnumbered lines
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Is this the correct way to measure the length of the pencil?
No! Measurement should start with the beginning of the “Tick” marks
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The sun is about 150,000,000,000 meters from earth
• What is another way to write the same number without writing all the zeros?
• Power or 10
• 15 X 10 meters10?
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Powers of 10
101 = 10102 = 100103 = 1000
100 =10-1 =10-2 =10-3 =
1.1.01.001
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Class Reading – Making Measurements p.672