First of all, it is 'weigh'. Aproximately 1 ton
30 tons
Germany's first U-boat, U1, from Russia's stock during the Russo-Japanese War in 1904 weighed in at about 238 tons. By WWII they reached about 800 tons.
999,000,000,000,000,000,012
its about 30 tons i think:)
it ways about 300-400 pounds at birth and the smallest Adult whale is about 2.6 tons and the largest killer whale in captivity is about 12.5 tons
A light plane weighs a few hundred pounds, a jumbo jet hundreds of tons.
2,000 lbs is a ton. As such if your car weighs 3500 lbs then it ways 1.75 tons. Each car is different though so you might want to find the specific weight of your car or the car you are asking about. In general cars weigh somewhere between 1.5 tons and 2.
The Borrowdale, of the First Fleet, weighed 375 tons.
The Lady Penrhyn of the First Fleet had a weight of 333 tons.
dolphins can weigh from 88lbs to over 10 tons, but if you mean the bottlenose dolphin (like flipper) they weigh 330 to 1430 lbs
Mammoths reached heights of at least 5 metres (16 feet) at the shoulder. Mammoths would probably normally weigh in the region of 6 to 8 tons, but exceptionally large males may have exceeded 12 tons.
Indeterminate. Depending on cost and purpose modern computers weigh from grams to many tons.