2 The Metric System.ppt
- 1. Focus: How to measure like a scientist Do Now:
- 2. Tech Terms 1. unit – amount used to measure something 2. Volume (V) – how much space an object takes up 3. Mass (M)– the amount of matter that is inside of an object 4. Density (D)– the amount of mass that is in every cubic centimeter
- 3. 5. meter (m) – basic metric unit for length or distance 6. kilogram (kg)- basic metric unit for mass 7. Liter (L) – basic metric unit for the volume of a liquid 8. Metric system – system of measurement used by most countries and scientists
- 4. 9. weight – the measure of the pull of gravity on an object 10.matter – anything that has mass and takes up space
- 5. Density = Mass Volume Steps: 1. Learn to measure the volume of a regular object 2. Learn to measure the volume of an irregular object 3. Learn to measure mass Divided by
- 6. Goal: What is the Metric System? Lesson #2 Do Now: Using a pencil, measure the width of your desk. My desk is ________ pencils wide. Width
- 7. We used the unit “pencil” to measure our desk or table. A unit is anything that we use to measure something. What is the problem with using the unit “pencil” to measure? Everyone has a different sized pencil and everyone will have different results.
- 8. Once upon a time there was a very rich and very powerful KING.
- 9. He needed a new carpet for his throne
- 10. . Why do we need a standard unit of measurement? - to make our measurements more exact - to ensure that everyone has the same results
- 11. I – Metric System or Systeme Internationale (SI system) - A system of measurement used by foreign countries and all scientists - Based on units of 10
- 12. Table 1: Basic Metric Units Measurement Basic Metric Unit Symbol length or distance meter m Mass kilogram kg Volume of a liquid Liter L Volume of a solid Meters cubed or cubic meters m3 in class we will always use cm3 Temperature Degrees Celsius °C