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1.4 Demo Ballon in fles - Onderzoeksvaardigheden
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
1 / 16
next
Slide 1:
Slide
Natuurkunde / Scheikunde
Middelbare school
vmbo b, k, t, havo, vwo
Leerjaar 1-3
This lesson contains
16 slides
, with
interactive quizzes
and
text slides
.
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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
1.4 Demo Balloon in a bottle
Research skills
Quiz
What makes a good research?
Demo balloon in a bottle
Discussion & Research Report
Slide 3 - Slide
I want to bring my marbles on an airplane trip, but I don't know if I'm allowed to bring them on the plane.
What should I measure?
A
The number, without a unit
B
The mass in the unit of kg
C
The volume in L or in m³
Slide 4 - Quiz
I am measuring some chocolate on
a digital scale in grams.
What is correct?
A
I've measured exactly 412 g.
B
I've measured between 411,9 g and 412,1 g.
C
I've measured 412,0 g.
D
I've measured between 411,5 g and 412,5 g.
Slide 5 - Quiz
Questions about the homework?
Homework was:
Read chapter 1.1
Do exercises 1,2,3,4,5
Slide 6 - Slide
Exchange:
The following person may explain:
V5
V2
Slide 7 - 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 8 - Slide
Learning objectives
You can write down how to do scientific research in a
structured
way.
You can write down observations and a conclusion of
research you did.
Slide 9 - Slide
Balloon in a bottle
What do we have?
A balloon in a bottle.
What will we do?
Suck the air out of the bottle.
Make a
structured scientific report
about this
experiment.
Slide 10 - Slide
Doing research -
structured
Research question
Hypothesis / Prediction
Apparatus
Beware: Apparatus means 'inrichting', 'benodigdheden',
NOT 'apparaat'!
Method
Observations
Results & Conclusion
Suggestions
Slide 11 - Slide
Doing research -
structured
Research question
: A question that describes what you want to find out.
Hypothesis / Prediction
: Describe what you predict the answer to be.
Apparatus
: Describe what you need.
Method
: Describe what you will do.
Observations
: Describe what you see, hear, smell, taste, feel.
Results & Conclusion
: Try to explain the observations.
Answer the research question if possible.
(Suggestions: You can make suggestions about further research.)
Slide 12 - Slide
Homework
Read chapter 1.4
Do exercises
35, 36, 41, 45
of chapter 1.4
= Homework
..:..
Slide 13 - Slide
Measuring: Always inaccuracy
Slide 14 - 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 15 - Slide
Slide 16 - Slide
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