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ORDER BY `video_id` desc Matter Around Us 9th Standard
Science The physical state of water at 373 K is Solid liquid vapour plasma The separation of denser particles from lighter particles done by rotation at high speed is called ________ Filtration sedimentation decantation centrifugation Filtration method is effective in separating _______ mixture Solid-solid solid-liquid liquid-liquid liquid-gas Solids_____into liquid freezes condenses vaporises melts _____ is a process by which a substance changes from the liquid to gaseous state. Boiling Evaporation Melting Condensation Why is it possible to row a boat in water but not pass through a wooden fence Which state of matter has the highest kinetic energy? Define a solute and a solvent Is air a pure substance or Mixture? Justify. You must have seen brass statues in museums and places of worship. Brass is an alloy made up of approx.30% zinc and 70% copper. Is Brass a pure substance or a mixture or compound? What is an adsorbate and adsorbent? Differentiate between filtrate and distillate Why do solids have fixed shape? What is melting point? What is boiling? Write the differences between suspension, colloidal solution and true solution What is centrifugation? Write the applications of centrifugation.
9th Science - Matter Around Us Model Question Paper
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Matter Around Us Model Question Paper
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