Non-linear scales
This task is about finding values on non-linear scales.
On some scales the markings are not placed at equal intervals.
Often, the gap between them gets smaller and smaller. The two scales below are both like this.
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Question
1
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a) AM radio stations have frequencies measured in kilohertz and these are often shown on a scale like the one below.
a) AM radio stations have frequencies measured in kilohertz and these are often shown on a scale like the one below.
i) What is the frequency of radio station
SportsAM?
kilohertz
RadioRock?
kilohertz
Question
Change answer
ii) Draw an arrow labelled
Kidz
at 1350 kilohertz on the scale below.
ii) Draw an arrow labelled
Kidz
at 1350 kilohertz on the scale below.
Question
1
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b) Exposure to radiation is measured in milliRoentgens per hour (mR/h)
b) Exposure to radiation is measured in milliRoentgens per hour (mR/h)
i) What radiation exposure level is indicated by
arrow A?
mR/h
arrow B?
mR/h
Question
Change answer
ii) Draw an arrow labelled
C
at 35 mR/h on the scale below.
ii) Draw an arrow labelled
C
at 35 mR/h on the scale below.
Published on
https://newzealandcurriculum.tahurangi.education.govt.nz
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