Welcome to the Metric System These are the metric vocabulary words you will be learning about: VOLUME Liter Milliliter MASS Kilogram Gram Milligram LENGTH Kilometer Meter Centimeter Millimeter

Metric prefixes Kilo = one thousand Ex: Kilometer Centi = one – hundredth = 1/100 Ex: centimeter Milli = one - thousandth = 1/1000 Ex: millimeter Micro = one – millionth 1/1,000,000 Ex: micrometer Nano = one – billionth 1/ 1,000,000,000 Ex: nanometer

What is length? Length is the distance from one point to another

The basic unit of length is the ……? meter How many centimeter in a meter? 100 cm How many millimeters 1000 mm

The two units that measure the length of smaller objects are, … Millimeter or mm Centimeter or cm One centimeter………….mm? 10 mm

A meter is divided into centimeter and millimeters The longer lines on the metric ruler are called…….? centimeters

The shorter lines on the metric ruler are called… millimeters

Reading Checkpoint One centimeter is divided into how many millimeters? 10 millimeters (mm)

Calculating: Measure the turtle from the rear of its shell to the front of its shell. Record its length in both centimeters and millimeters. 8.8 cm 88 mm

Measurement-A Common Language Mass

Mass The measure of the amount of matter an object has Matter: The material that all objects are made up of

The basic unit of mass is the… kilogram. One kilogram is little more than 2 pounds

What are three objects whose masses can be measured in kilograms. Car Teacher’s Desk Desk Top Computer Coolest Car Ever!!!! Can you think of other objects?

: Smaller objects are measured in grams or g Ex: Such as a paper clip Medications are measured in milligrams or mg Ex: 1 Ibuprofen tablet = 200 mg

Mass units One kilogram is…………grams? 1000 grams Problem: If a paper clip is 10 grams, how many will you need to have 1 kilogram of paperclips? 1000 divide by 10 = 100 paperclips

Volume Volume of Liquids

Volume The amount of stuff/matter and space an object takes up Object can be solid Ex: Rock Object can be liquid: Ex: Juice Object can be gas: Ex: Air

When measuring the volume of a liquid, scientists use the… Liter (L). Can you guess how many liters is the big water bottle? 20 liters

To measure the volume of smaller liquids, the _________ is used. Milliliter (mL) How many milliliters in one liter? 1000 Milliliters

Problem The Coke bottle is 2 liters How many milliliters is that? 2 x 1000 = 2,000 ml

Problem The Minute Maid soda is half a liter (1/2) How many milliliters is that? 500 ml

The instrument used to measure the volume of liquids is called the… Graduated cylinder

The curve in the top surface of water in the graduated cylinder is called? Meniscus

Observing – How to read a meniscus Read the milliliter marking at the bottom of the curve How much water is in this graduated cylinder? 53 milliliters or ml

What are the Metric units from largest to smallest? Mass Length Volume Kilogram kg Kilometer km Liter L Gram gm Milliliter ml Meter m Milligram mg Centimeter cm Millimeter mm Milliliter

What are the Metric units from largest to smallest? Mass Length Volume