September 24, 2010 IOT POLY ENGINEERING I1-17 DRILL: LETTER YOUR RESPONSES ON A SEPARATE SHEET OF PAPER. RESPONSES WILL BE COLLECTED Answer these questions.

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Presentation transcript:

September 24, 2010 IOT POLY ENGINEERING I1-17 DRILL: LETTER YOUR RESPONSES ON A SEPARATE SHEET OF PAPER. RESPONSES WILL BE COLLECTED Answer these questions in complete sentences. 1)What are the consequences of coming late to class without a pass. 2)What are the consequences of talking in class when the teacher is talking. 3)Why should you not talk when the teacher is talking? 4)What are the consequences of talking in class when another student is speaking to the class. 5)Why should you not talk when other students are speaking to the class. 6)What are the consequences of having more than two detentions?

IOT POLY ENGINEERING I FUNDAMENTAL SI UNITS: 1.LENGTH - meter 2.MASS - kilogram 3.TIME - second 4.ELECTRIC CURRENT - ampere 5.THERMODYNAMIC TEMPERATURE - Kelvin 6.AMOUNT OF MATTER - mole 7.LUMINOUS INTENSITY - candela

IOT POLY ENGINEERING I1-17 LENGTH

TIME IOT POLY ENGINEERING I1-17

IOT POLY ENGINEERING I1-17 MASS

IOT POLY ENGINEERING I1-17 LENGTH English System 1 foot =12 inches 1 yard = 3 feet 1 mile = 5280 feet Metric System 1 m = 100 cm 1 m = 1000 mm 1 km = 1000 m

IOT POLY ENGINEERING I1-17 MASS English System 1 lb = 16 ounces 1 ton = 2000 lbs 1 mile = 5280 feet Metric System 1 kg = 1000 g 1 g = 1000 mg

IOT POLY ENGINEERING I1-17 Volume English System 1 tablespoon = 3 teaspoons 1 ounce = 2 tablespoons 1 cup = 8 ounces 1 pint = 2 cups 1 quart = 2 pints 1 gallon = 4 quarts Metric System 1 L = 1000 mL 1 mL = 1 cm 3 1 m 3 = 1000 L

IOT POLY ENGINEERING I FUNDAMENTAL SI UNITS: 1.LENGTH - meter 2.MASS - kilogram 3.TIME - second 4.ELECTRIC CURRENT - ampere 5.THERMODYNAMIC TEMPERATURE - Kelvin 6.AMOUNT OF MATTER - mole 7.LUMINOUS INTENSITY - candela Can combine fundamental units to get derived units

IOT POLY ENGINEERING I1-17 Derived Units Speed = Length/Time Acceleration = Velocity/Time Force = Mass * Acceleration Energy = Force * Length Pressure = Force / Area Power = Energy / Time m/s m/s 2 kg*m/s 2 kg*m 2 /s 2 kg/(m*s 2 ) kg*m 2 /s 3

IOT POLY ENGINEERING I1-17 Converting Units Convert 90 mile/hr into m/s

IOT POLY ENGINEERING I1-17 Mars Climate Orbiter One team worked in metric One team worked in English units Result was that $300,000,000 orbiter crashed in the atmosphere of Mars

IOT POLY ENGINEERING I1-17 Converting Units Convert density of water 1 g/cm 3 into lbs/ft 3

September 24, 2010 IOT POLY ENGINEERING I1-17 HOMEWORK: LETTER your answers. Use complete sentences. Define the following 10 terms: STANDARD, ACCURACY, PRECISION, CALIBRATION, TRACEABILITY, DERIVED UNIT, BASE UNIT, ERROR, PERCENTAGE OF ERROR, UNCERTAINTY BRING YOUR RULER, PROTRACTOR, AND COMPASS TOMORROW.