Question

Oldest to recent between an airplane, steel, electric tv, mechanical computer, and a refrigerator

Answer 1

Given:  airplane, steel, electric television , mechanical computer, refrigerator

To find:

Put these in correct order from oldest to recent

Order of invention (oldest to recent)

1. Steel   (1000 BC)
2. Mechanical computer (1822)
3. Airplane (1903)
4. Refrigerator (1913)
5. Electric Television (1927)

Answer 2

The correct sequence from oldest to newest is - Steel, Mechanical computer., Refrigerator. Airplane. and Electric TV.

• The years in which the items were invented were -

1. Steel was invented in year - 403–221 BC.
2. Mechanical computer was invented in year - 1822.
3. Refrigerator was invented in year - 1834.
4. Airplane was invented in year - 1903.
5. Electric TV was invented in year - 1927.