Student Questions

⅓x +¼x = 49 , x = ?

colour of hydrated copper sulphate crystals ?

pH of Hydrochloric acid

which of the following are Jupiter's moons ?

How many planets are there in the Solar System?

Ria has ₹4098.She spend ₹2057.How much is left?

in a certain language "APPLE" is written as "BOQKF" what will "CAR "be written as

sum of x² + 2x +3 and ½x² +¼x³ +3x -5 is

if the sum of bases on a trapezium is 49 cm , and the height is 14 cm ,what is the area ?

what part of a plant humans cannot digest ?

identify the verb in the sentence " Kim said he ran quickly "

which of the following is a non-metal ?

factorise x² + 5x + 6

square root of ¼*¼*⅓*⅓ is

Which of the following substances is a pure element? a) Copper b) Sodium chloride c) Air d) Saltwater

What is the main cause of evaporation? a) Decrease in temperature b) Increase in pressure c) Increase in temperature d) Decrease in volume

Which of the following changes is reversible? a) Melting of wax b) Burning of paper c) Rusting of iron d) Cooking of food

What is the boiling point of water? a) 0°C b) 100°C c) 50°C d) 200°C

Which of the following processes involves the change of gas into a liquid? a) Evaporation b) Freezing c) Condensation d) Melting

What is sublimation? a) Solid to gas b) Gas to solid c) Liquid to solid d) Liquid to gas