9/8 & 9/9 - 7th Grade Agenda Learning Objective: Learn about Jane Goodall Collect HW: Signed Syllabus Collect HW: Science Skill Worksheet Video: Lab Safety Classwork: Lab Safety Worksheet Video: Jane Goodall (Among the wild Chimpanzees) Classwork: Jane Goodall worksheet HW: Textbook Scavenger Hunt HW: Poster of Science due 9/15 & 9/16 (20 points)

Daily Reflection Prompt: Write 3 facts or questions about the metric system (write complete sentences).

Review Science Skill Worksheet

Poster of Science Project Due 9/15 & 9/16 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”

Lab Safety Video

Video: Jane Goodall (Among the wild Chimpanzees)

What is the standard system of measurement used by scientist around the world? S_______ I______________ SI International System of Units Metric System ystem nternational

What is the SI unit for measuring length? eter M____________

What is the SI unit for measuring Liquid Volume? iter L____________

What is the SI unit for measuring Mass? ram G____________

What is the SI unit for measuring Temperature? elsius C____________

How do we measure smaller and larger objects in SI units? Through Prefixes Kilo- X1000 Hecto- X100 Deca- X10 Deci- 1/10 Centi- 1/100 Milli- 1/1000

Here is another way to remember the prefixes King Henry Does Drink Chocolate Milk Kilo- X1000 Hecto- X100 Deca- X10 Deci- 1/10 Centi- 1/100 Milli- 1/1000

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 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

How many meter is kilometer? X1000 Hecto- X100 Deca- X10 Deci- 1/10 Centi- 1/100 Milli- 1/1000

How many meter is centimeter? Kilo- X1000 Hecto- X100 Deca- X10 Deci- 1/10 Centi- 1/100 Milli- 1/1000

How big is a meter? Width of a Thickness Height of a Little more of a dime Width of a Fingernail Height of a door handle Little more than ½ mile

How big is 1 millimeter? Width of a Thickness Height of a Little more of a dime Width of a Fingernail Height of a door handle Little more than ½ mile

How big is 1 centimeter? Width of a Thickness Height of a Little more of a dime Width of a Fingernail Height of a door handle Little more than ½ mile

How big is 1 kilometer? Width of a Thickness Height of a Little more of a dime Width of a Fingernail Height of a door handle Little more than ½ mile

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

How much is 1 cm? This is 1 cm

1 mm are the small unnumbered lines How much is 1 mm? 1 mm are the small unnumbered lines

Is this the correct way to measure the length of the pencil? No! Measurement should start with the beginning of the “Tick” marks

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 meters 10 ?

Powers of 10 103 = 1000 102 = 100 101 = 10 100 = 1 10-1 = .1 10-2 = .01 10-3 = .001

Class Reading – Making Measurements p.672