Non-renewable energy sources

https://www.sciencelearn.org.nz/resources/1570-non-renewable-energy-sources
Energy comes from many sources, and to describe these sources we use two terms: renewable and ...

What is energy?

https://www.sciencelearn.org.nz/resources/1572-what-is-energy
This is both a simple and complex question. Energy is in everything – it is often described as ...

Lightning explained

https://www.sciencelearn.org.nz/resources/239-lightning-explained
Lightning is a large-scale natural spark discharge that occurs within the atmosphere or between ...

Electricity and sensors

https://www.sciencelearn.org.nz/resources/1602-electricity-and-sensors
All materials are made up of tiny particles called atoms. Atoms are made up of even smaller ...

Renewable energy sources

https://www.sciencelearn.org.nz/resources/1571-renewable-energy-sources
Renewable energy is fuel that comes from a source that can be replenished in a short amount of ...

Plasmas explained

https://www.sciencelearn.org.nz/resources/238-plasmas-explained
We happily live in the Earth’s gaseous lower atmosphere composed of a mixture of gases – ...

Linking ideas, activities and lessons

https://www.sciencelearn.org.nz/resources/1825-linking-ideas-activities-and-lessons
In the primary classroom, even though teachers and students generally spend the day together ...

Nuclear energy

https://www.sciencelearn.org.nz/resources/1581-nuclear-energy
For many people, the term ‘nuclear energy’ is associated with negative events and feelings ...

Using solar energy

https://www.sciencelearn.org.nz/resources/1747-using-solar-energy
Solar energy is transformed into other energy forms for our use on Earth – energy for food ...

Energy sources through time – timeline

https://www.sciencelearn.org.nz/resources/1636-energy-sources-through-time-timeline
Use this timeline to explore how humans have relied on fossil fuels in the past and how we are ...

Hydro power

https://www.sciencelearn.org.nz/resources/1574-hydro-power
Hydro power uses water to generate electricity. Most hydro electricity is generated from fresh ...

Heat pumps and energy transfer

https://www.sciencelearn.org.nz/resources/241-heat-pumps-and-energy-transfer
Heat is the flow of energy from a body at higher temperature to one at lower temperature when ...

Solar energy

https://www.sciencelearn.org.nz/resources/1746-solar-energy
The Sun is the source of almost all our energy. It is a huge ball of hot gases that gives off ...

Hidden heat

https://www.sciencelearn.org.nz/resources/237-hidden-heat
Converting states of matter from one form into another requires the involvement of heat energy ...

Alternative conceptions about energy

https://www.sciencelearn.org.nz/resources/1756-alternative-conceptions-about-energy
Our use of language in everyday life is often quite different to the language of scientists ...

Making a solar oven

https://www.sciencelearn.org.nz/resources/1754-making-a-solar-oven
In this activity, students will learn about using the Sun’s energy to meet our needs. They will ...

Radical bike redesign

https://www.sciencelearn.org.nz/resources/1467-radical-bike-redesign
The YikeBike is a light, foldable, easily portable, electric bicycle. It is a radical redesign ...

Resistors

https://www.sciencelearn.org.nz/resources/1605-resistors
Resistors control how much electric charge flows through a circuit each second – the size of ...

Matter in our world

https://www.sciencelearn.org.nz/resources/236-matter-in-our-world
Matter is anything that occupies space and has mass. All physical objects are composed of ...

Testing for conductivity

https://www.sciencelearn.org.nz/resources/1612-testing-for-conductivity
In this activity, students construct simple electrical circuits and test a variety of materials ...

Gaseous atmosphere

https://www.sciencelearn.org.nz/resources/240-gaseous-atmosphere
The Earth’s atmosphere is a layer of gases held close to its surface by gravity. It plays a ...

Solar cars

https://www.sciencelearn.org.nz/resources/1749-solar-cars
Solar cars are powered by electricity through the use of solar energy. Solar panels are ...

Future fuels – introduction

https://www.sciencelearn.org.nz/resources/1566-future-fuels-introduction
Scientists think that about 14 billion years ago (that is a 14 followed by 9 zeros), this ...

Gases and plasmas – introduction

https://www.sciencelearn.org.nz/resources/229-gases-and-plasmas-introduction
We live in a gaseous atmosphere and are influenced by its composition, behaviour and structure ...
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