Demonstration: A brief introduction to measuring mass by balancing.

Practical Activity 14-16

Demonstration: A balance which introduces the principle of reading masses against a scale.

Practical Activity 14-16

Class practical: Students can make an amazing instrument which is able to measure the mass of a hair or a grain of sand.

Practical Activity 14-16

Demonstration: Measurement of regular time intervals.

Practical Activity 14-16

The verb to weigh and the noun weight are used in conflicting ways, even in science. You cannot hope to clear up the great...

Teaching Guidance 14-16

To many students, the image of science is one of exactness and perfection. And yet, good scientists make rough estimates again...

Teaching Guidance 14-16

Once you have identified the forces, set the mass, then you can find the acceleration: acceleration = force mass .

Physics Narrative 14-16

Historical accounts report that a mass standard pre-dated the Norman Conquest and was referred to as the pound of the Tower of...

Stories from Physics 11-14 14-16

The old riddle that asks whether a pound of feathers is heavier than a pound of lead is not as simple as it seems. Some...

Stories from Physics 11-14 14-16

Researchers have recently attempted to answer the questions of why the largest animals are not the fastest. They suggest that...

Stories from Physics 11-14 14-16

The term ‘mass’ is derived from the Latin massa meaning a lump of dough or paste. In many ancient cultures, despite...

Stories from Physics 11-14 14-16

On 23rd July 1983, a Boeing 737 jet flying from Montreal to Edmonton completely ran out of fuel and had to glide for 30...

Stories from Physics 11-14 14-16