1.3 Measuring, Units & Conversions & Mass in the Class

Regels van orde
1e keer:  Waarschuwing --> Maximaal 3 namen op het bord
2e keer: Kleine schrijfopdracht op de gang
3e keer: Eruit, naar Loket 21

Nooit! 
Geluid uit telefoons / Oordopjes in 
Gooien
Eten/drinken 
Mutsen op / Jassen aan / Tassen op tafel  
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Slide 1: Slide
Natuurkunde / ScheikundeMiddelbare schoolvmbo b, k, t, havo, vwoLeerjaar 1-3

This lesson contains 14 slides, with interactive quizzes and text slides.

Items in this lesson

Regels van orde
1e keer:  Waarschuwing --> Maximaal 3 namen op het bord
2e keer: Kleine schrijfopdracht op de gang
3e keer: Eruit, naar Loket 21

Nooit! 
Geluid uit telefoons / Oordopjes in 
Gooien
Eten/drinken 
Mutsen op / Jassen aan / Tassen op tafel  

Slide 1 - Slide


Get your things please:                                

Slide 2 - Slide

1.3 Measuring, Units & Conversions
  • Quiz

  • Measure & Calculate the Mass of the Air in the Classroom

  • Conversion of units

  • Making some exercises of 1.3

Slide 3 - Slide

Which quantity belongs to the unit
kg ?
A
kilogram
B
gram
C
mass
D
weight

Slide 4 - Quiz

If a ruler can measure from 0cm to 20cm, we call this the:
A
scale spacing
B
lenght of the ruler
C
measuring range
D
measuring length

Slide 5 - Quiz

Slide 6 - Slide

Learning objectives

  • You can calculate how much mass of air a space contains.

  • You can convert measurement into other units.

Slide 7 - Slide

How much mass of air is there in this classroom?
.
  1. Discuss what you need to calculate and measure this

  2. Make 5 groups of 2 or 3 persons

Slide 8 - Slide

How much mass of air is there in this classroom?
.
  1. Group 1: Measures the width or the room in m.
  2. Group 2: Measures the length/depth of the room in m.
  3. Group 3: Measures the height of the room in m.

  4. Group 4: Searches internet for the air density
    double check: find it twice on different websites in the unit of kg/m³

    5. Collects all data from the groups, writes it on the board
    and calculates mass in kg.

Slide 9 - Slide

From mega to micro
  • mega                   M                 1.000.000                  million
  • kilo                        k                           1.000                   thousand
  • deci                      d                                   0,1                one tenth               1/10
  • centi                    c                                    0,01             one hundredth    1/100
  • milli                      m                                  0,001           one thousandth  1/1000
  • micro                  µ                                    0,000 001  one millionth        1/1.000.000

Slide 10 - Slide

Exchange:
The following person may explain:







V5
V2

Slide 11 - Slide

Quantities & Units
quantity
symbol
unit
abbreviat.
m. instrum.
mass
m
kilogram
kg
scales
volume
V
litre
L
graduated cylinder
length/distance
l / s
metre
m
ruler, measuring tape
temperature
T
degree Celcius
 °C
thermometer
time interval
t
second
s
clock, stopwatch
number
-
-
-
counter

Slide 12 - Slide

Scale spacing
&
Measuring range

Slide 13 - Slide

Making excercises
Try it yourself, and feel free to quietly consult your neighbour.

Read chapter 1.3

Do exercises
26, 32, 33, 30 = homework
(time left? Do 17, 18, 19, 20, 25 from yesterday's lesson)

Slide 14 - Slide