IT English

The machine.........in 1822.

• was built

• is build

• was builded

• built

Platinum is used, because it...

• ...is very light

• ...is very ductile

• ...is very brittle

• ...has a high melting point

Aluminium is light, but it........at about 660 degree centigrade.

• breaks

• melts

• becomes ductile

• alloys

Ceramic blades are lighter and can....high temperatures.

• withstands

• withstand

• witstand

• withstood

Lightweight packing material is....

• nylon

• aluminium

• polystyrene

• polythene

Charles Babbage was invited to join the Royal Astronomical Society.

• True

• False

The ceramic coating is a good conductor of heat.

• True

• False

Choose the odd one!!!

Wood is...

• ...natural

• ...tensile

• ...ductile

• ...brittle

...you pour oil on to water, the oil floats.

• So

• When

• If

• Because

Choose the odd one!!!!

Rubber is...

• ...natural

• ...brittle

• ...a good heat insulator

• ...soft