Tera tonne = 1,000,000,000,000 tonne

Giga tonne = 1,000,000,000 tonne

Mega tonne= 1,000,000 tonne

kilo tonne = 1,000 tonne

hecto tonne = 100 tonne

deca tonne = 10 tonne

A tonne is the same thing as a metric ton.

A tonne is a unit of mass. 1 tonne = 1000 Kg.

There are also 2 other types of tons:

1 British ton = 1016.047 kg

This is rarely used since the UK went metric, and is nearly the same as a metric ton.

1 US ton = 907.1847 kg

One tonne equals 0.001 kilo tonne

A tonne is a unit of mass.

1 tonne = 1000 Kg.

A tonne is one thousand kilograms.