Sharks use the ampulla of Lorenzini to detect electric fields.

I saw a big shark in the sea.

I saw a big shark in the sea.

The intensity of the electric field is proportional to the amount of charge.

His perception of music is very sharp.

He has an excellent ability to distinguish colors.

I will work using this laptop.

The human body is composed of many organs.

He is using that coat from winter to spring.