meir
Uploaded by
20 SLIDES
345 VUES
200LIKES

PHYSICS

DESCRIPTION

PHYSICS. DAY 1. HONK HONK Don’t give up!. HONK HONK Good job!. HONK HONK Right behind you!. HONK HONK You go goose!. HONK HONK You can do it!. FACTOR – LABEL Method ALWAYS works because of these two principles:.

1 / 20

Télécharger la présentation

PHYSICS

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. PHYSICS DAY 1

  2. HONK HONK Don’t give up! HONK HONK Good job! HONK HONK Right behind you! HONK HONK You go goose! HONK HONK You can do it!

  3. FACTOR – LABEL Method ALWAYS works because of these two principles: A fraction equals ______ when the _______________ and __________________ are equivalent NUMERATOR ONE DENOMINATOR Anything ______________ by ONE is _______________ UNCHANGED MULTIPLIED

  4. X X X X X 2.54 cm = 1 inch PRACTICE 3 days = _________ s 24 hr 60 sec 60 min 3 days = 1 day 1 hr 1 min 259,200 s 255 inches = _________ m 2.54 cm 1 m 255 in = 6.48 m 100 cm 1 in

  5. X X X X X X X PRACTICE 7,000 cm3 = ________m3 1 m 7000 cm3 1 m 1 m = 100 cm 100 cm 100 cm .007 m3 600,000 s = ________ weeks 1 min 1 day 1 week 1 hr 600,000 s = 60 min 24 hr 7 days 60 s .992 wk

  6. X X X X X X X 1.61 km = 1 mile 1000 m = 1 km Factor Label in TWO Dimensions 25 m/s = ________ km/hr 25 m s 1 km 1 min 60 min 1 hr 1000 m 60 s 90 km/hr = 1000 m 1 km 1 min 60 min 60 s 1 hr 180 mph = _________ m/s 180 mi hr 1.61 km 80.5 m/s = 1 mi

  7. 1 1 1 1 1 7 x x x x x 10 10 10 10 10 1 105 = 7 x Scientific Notation Writing numbers as powers of TEN 600,000 = 6 x 10 x 10 x 10 x 10 x 10 = 6 x 105 7  10  10  10  10  10 .00007 = = = 7 x 10-5

  8. 34,000,000 = 3.4 x 107 x 10-7 .0000008 = 8 x 10-4 .000678 = 6.78 x 101 7.25 72.5 = x 10-10 .00000000099 = 9.9

  9. 8.2 x 10-9 7.4 x 1011 Exp EE Try this... Scientific Notation on Calculator “ TIMES TEN TO THE ” 1.1 x 10-20

  10. Factor Label w/ Metric Prefixes METER m LITER l or L GRAM g BASE UNITS

  11. Pico p 10-12 Tera T 1012 Nano n 10-9 Giga G 109 Micro 10-6 Mega M 106 Milli m 10-3 Kilo k 103 Centi c 10-2 Hecto h 102 Deci d 10-1 Deka da 101

  12. 8.1 L = ____________ML To base unit To desired unit L 1 x 10-6 1 ML 8.1 L 8.1 x 10-12 ML X ---------------- X ---------------- = L 1 1 x 106 L 25 pm = ______ cm To base unit To desired unit m 1 x 10-12 1 cm 25 pm 2.5 x 10-9 cm X ---------------- X ---------------- = pm 1 1 x10-2 m

  13. Significant Figures IMPORTANT NEEDED MEANINGFUL

  14. Sig Fig Rules 1. Non-zeros ARE significant 124 3 sig figs 46.71 4 sig figs 2. Zeros between sig figs ARE significant 400,001 6 sig figs 30.5 3 sig figs 3. Place-holders ARE NOT significant 300 1 sig figs .0025 2 sig figs 4. Exact zeros ARE significant 3.00 3 sig figs .20 2 sig figs

  15. 1. Non-zeros ARE significant 2. Zeros between non-zeros ARE significant 3. Place-holders ARE NOT significant 4. Exact zeros ARE significant 90.02 2300 .00005 .0402 1.0020 4 sig figs 2 sig figs 1 sig fig 3 sig figs 5 sig figs

  16. 1. Non-zeros ARE significant 2. Zeros between sig figs ARE significant 3. Place-holders ARE NOT significant 4. Exact zeros ARE significant 200 200.0 2020 .002 .200 1 sig figs 4 sig figs 3 sig fig 1 sig figs 3 sig figs

  17. Rounding Sig Figs 1 sig fig 2 sig figs 3 sig figs 4 sig figs 7 sig figs 20,000 23,000 23,500 23,460 23,456.79

  18. 2 sig figs Round to 2 sig figs Rounding Sig Figs and Factor Label 1 inch 8.1 m 100 cm 318.8976 cm X ---------------- X ---------------- = m 1 2.54 cm 320 cm

  19. THE END

More Related