Non-Newtonian fluids

https://www.sciencelearn.org.nz/resources/1502-non-newtonian-fluids
Many people have heard of Sir Isaac Newton. He is famous for developing many scientific ...

Rocket aerodynamics

https://www.sciencelearn.org.nz/resources/392-rocket-aerodynamics
Rocket aerodynamics is the study of how air flows over a rocket and how this affects drag and ...

How birds fly

https://www.sciencelearn.org.nz/resources/303-how-birds-fly
One of the requirements for heavier-than-air flying machines is a structure that combines ...

What levers does your body use?

https://www.sciencelearn.org.nz/resources/1924-what-levers-does-your-body-use
Muscles and bones act together to form levers. A lever is a rigid rod (usually a length of ...

Energy for exercise

https://www.sciencelearn.org.nz/resources/1920-energy-for-exercise
Why is a muscle like a motor bike? Although muscles and engines work in different ways, they ...

Calculating rocket acceleration

https://www.sciencelearn.org.nz/resources/397-calculating-rocket-acceleration
How does the acceleration of a model rocket compare to the Space Shuttle? By using the ...

States of matter

https://www.sciencelearn.org.nz/resources/1499-states-of-matter
Anything that has mass is made up of matter – an all-encompassing word for atoms and molecules ...

Seismic waves

https://www.sciencelearn.org.nz/resources/340-seismic-waves
When an earthquake occurs, the shockwaves of released energy that shake the Earth and ...

How do base isolators work?

https://www.sciencelearn.org.nz/resources/1022-how-do-base-isolators-work
Base isolation is a technique developed to prevent or minimise damage to buildings during an ...

Principles of flight

https://www.sciencelearn.org.nz/resources/299-principles-of-flight
For thousands of years, people have wanted to fly. Our legends and fairy tales are full of ...

Muscle structure - muscle under the microscope

https://www.sciencelearn.org.nz/resources/1917-muscle-structure-muscle-under-the-microscope
Does all muscle look the same? If you were to look at skeletal, smooth and cardiac muscle using ...

Brief history of rockets – timeline

https://www.sciencelearn.org.nz/resources/1868-brief-history-of-rockets-timeline
This timeline looks at some of the historical aspects of rockets - taking science and ...

Getting rockets into space

https://www.sciencelearn.org.nz/resources/394-getting-rockets-into-space
Rockets launched into space can be suborbital (brief visit to space) or orbital (staying in ...

Wing aspect ratio

https://www.sciencelearn.org.nz/resources/302-wing-aspect-ratio
Wing shapes and sizes of both birds and planes determine how they might perform or what they ...

Feathers and flight

https://www.sciencelearn.org.nz/resources/308-feathers-and-flight
A bird is designed for flight. The combination of light weight, strength and shape, as well as ...

Rockets and mass

https://www.sciencelearn.org.nz/resources/391-rockets-and-mass
The mass of a rocket is important for two reasons – an object with less mass accelerates more ...

Causes of aerodynamic drag

https://www.sciencelearn.org.nz/resources/1346-causes-of-aerodynamic-drag
Aerodynamics is the study of how air flows over objects and the forces that the air and objects ...

Wing loading

https://www.sciencelearn.org.nz/resources/301-wing-loading
You can tell a great deal about how a bird lives or what a plane has been designed for just ...

Launch simulator challenge

https://www.sciencelearn.org.nz/resources/407-launch-simulator-challenge
In this activity, students use a rocket launch simulation. They change variables such as thrust ...

Under the Earth’s surface

https://www.sciencelearn.org.nz/resources/931-under-the-earth-s-surface
The Earth is an enormous place. There is so much that we don’t yet know about what happens on ...

Measuring muscle strength

https://www.sciencelearn.org.nz/resources/1922-measuring-muscle-strength
How do you go about finding just how strong you are in a particular exercise? You could try ...

Viscosity

https://www.sciencelearn.org.nz/resources/1500-viscosity
If you poured some water down a slope, it would flow freely and quickly, but what about if you ...

Wings and lift

https://www.sciencelearn.org.nz/resources/300-wings-and-lift
For a plane or bird to fly, its wings must produce enough lift to equal its weight. Most wings ...

Types of chemical rocket engines

https://www.sciencelearn.org.nz/resources/393-types-of-chemical-rocket-engines
Chemical rocket engines use a fuel (something to burn) and an oxidiser (something to react with ...
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