Questions

Which statement(s) is/are CORRECT regarding Dalton’s Atomic theory?

I. All matters are made of very tiny particles.

II. Atoms of different elements have different masses and chemical properties.

III. The relative number of atoms is variable in any compound.

The nuclear fuel in the sun is

Which crop was first cultivated in Sri Lanka under plantation agriculture?

What does microprocessor speed depend on?

" Hopman cup "  is related to which sports  ? 

Which part of Nervous system controls involuntary actions

Improve the bracketed part of the sentence.

Everybody is aware that peaceful life respects non-violence and non-interference, yet it is difficult (to maintaining) peace only because public consciousness is not expansive enough to fully understand peace.

Any body kept in a fluid experiences an upward force called _____________.