Muscle contraction is the shortening of muscles.

A force is a push or a pull that acts on an object.

Biomechanics is the study of how the body moves.

A moment is the turning effect of a force. 

The point around which an object can rotate is a pivot.

Biomechanics

Science

Pupils will learn that particles of substances move within, into and out of cells by diffusion.

Pupils learned that in multicellular organisms, all the tissues and organs are made of cells.

Physical activity and equipment requiring safe use

Use of equipment that may require supervision for safety, e.g. scissors in KS1, needles, paint, knives, cooking.

The bicep and tricep are an antagonistic pair of muscles. When the biceps contract the triceps...

True or false? The pivot in your arm is at the elbow.

Aisha “The point around which an object can rotate”.

Jacob “The turning effect of a force”.

Who has the best description of a moment?

Calculate the moment when a boy with a forearm measuring 0.25 m holds a 2 N mass.  The answer is {{}} Nm.

True or false? Cartilage is found between a joint to prevent bones from wearing away.

Izzy “Muscle tissue uses energy to pull on the bone”.

Jacob “Muscle tissue uses energy to push the bone”.

Alex “Muscle tissue uses energy to push and pull the bone”.

Who has the best description for how a muscle tissue moves bone?

Two muscles that work together to move a bone at the joint are known as {{}} pairs.