Comuter science CH25 Computer - An Introduction — Science STD 9 — Question

Athe distance of the planet from the sun increases, the period of revolution ………………..

World Water Day is celebrated on …………………..

Diamond is not a good conductor of electricity because

Specific constituents such as nitrogen, phosphorus, suspended solids and heavy metals found in the wastewaer are removed during …………….. treatment of water recycling process.

Which of the following is true?

Units named after scientists …………………..

Which of the following is correct about uniform circular motion
(i) direction of motion is continuously changed
(ii) direction of motion is not changed
(iii) speed and direction both remain constant
(iv) speed is constant but direction is changing

If the electronic configuration of an element is 1s2 2s2 2p6 3s2 3p1’then it will occupy ……………… block of the periodic table.

Choose the correct terms related to Hemichordate

Two resistances R1 and R2 are connected is parallel. Their equivalent resistance is