measurement
Article
Te Tatauranga o ngā manu māra – te tūhura raraunga
He tohunga ō tātou tūpuna mō te āta mātaitanga. He mea whakamōhio i a rātou ngā raraunga mai i ngā mātaitanga i te manaakitanga o te...
Article
Te Tatauranga o ngā Manu Māra o Aotearoa – exploring data
Careful observation is something our tūpuna were experts at. Data collected from observations informed them in the care of mahinga kai by making predictions about weather...
Article
Data and how we use it
Data is the precursor to information. It’s an unorganised collection of values expressed as numbers, text or symbols. That may seem quite abstract – and raw...
Article
Data about data
Data has become so central to everything we do that it has its own branch of research. The emergent field of data science combines knowledge from...
Article
Maramataka
The maramataka is a traditional Māori lunar-stellar system based on the movements and phases of te Marama and ngā whetū. This system recognises the influence these...
Article
Amazing algorithms
This Connected article by Caitlin Duncan, introduces and explains the concept of algorithms. Algorithms are everywhere working behind the scenes – suggesting the next movie to...
Activity
Interpreting lake sediment data
Scientists from Lakes380 – Our lakes’ health: past, present, future sampled around 10% of lakes in Aotearoa New Zealand larger than 1 hectare (about the size...
Article
Lake sediment cores – exploring the past
Have you ever stood in a lake, wetland or estuary and wiggled your toes into the soft mud? No doubt you were thinking about the texture...
Article
Lakes380 – what does the data tell us?
Lakes380 – Our lakes’ health: past, present, future is the largest scientific study ever undertaken on lakes in Aotearoa New Zealand. The programme, jointly led by...
Article
Refining dates for human habitation in the South Pacific
Associate Professor Fiona Petchey, Deputy Director of the University of Waikato Radiocarbon Dating Laboratory, is researching ways to refine the marine calibration curve used for converting...
Article
Radiocarbon calibration curves
Radiocarbon dating, also known as carbon-14 dating, is one of several methods referred to as absolute dating – but here’s an interesting fact. There is nothing...
Article
A sinking feeling
This Connected article by Ken Benn, looks at a class investigation into why they lost the boat float competition. It starts when student Meihanna asks “How...
Activity
Validating remote sensing observations
Adventure movies make it seem like satellites can see everything from space, but is this fact or fiction? Remote sensing satellites provide us with lots of...
Article
Innovations in aerospace
Aotearoa New Zealand’s remote location and unique geography have made its residents innovative by necessity. From inventing pōhā to preserve nga tītī to initiating refrigerated meat...
Article
Remote sensing and water quality
When you look across a lake, what colour do you expect to see? The common answer is usually blue – but what shade of blue? The...
Article
Remote sensing
Remote sensing is the use of sensors to extend our human senses in observing and recording objects or events that are far away (remote) from us....
Article
Measuring methane from space
In order to reduce methane emissions, we need to know where they come from. Methane, like other greenhouse gases, is invisible to human eyes – so...
Article
Squawkzilla
This Connected article by Sophie Fern covers the discovery of Squawkzilla – a giant parrot that lived in New Zealand 19 million years ago. Two leg...
Article
More than a box
This Connected article describes the processes and practices used when planning, designing and building a large indoor sports centre. It outlines the science and technology behind...
Article
Watching the Weather
Watching the Weather is a Connected journal that explores multiple aspects of weather in New Zealand. In addition to weather, the issue has a focus on...
Article
You can count on it
This article explores the ways in which data can be sorted and displayed, and how data may be used for making predictions. It uses a parent’s...
Activity
Measuring the speed of sound
In this investigation, students measure distance and time in order to calculate the speed of a sound wave. The investigation supports the science capability ‘Gather and...
Activity
Investigating sound wave resonance
In this investigation, students use simple equipment to measure the wavelength of sound waves and calculate the speed of sound. The investigation supports the science capability...
Activity
Measuring the acceleration of gravity (g)
In this investigation, students measure distance and time in order to calculate the acceleration of a falling object. The investigation uses an app that precisely measures...