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Is Matter Around Us Pure
A horse is pulling a cart.
(i) What is the force that causes the horse to move forward?
(ii) What is the force that causes the cart to move forward?
(i) The reaction force of the ground on the feet of the horse, causes the horse to move forward.
(ii) The force which the horse exerts on the cart, causes the cart to move forward.
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Which separation techniques will you apply for the separation of the following?
Sodium chloride from its solution in water.
Which separation techniques will you apply for the separation of the following?
Ammonium chloride from a mixture containing sodium chloride and ammonium chloride.
Which separation techniques will you apply for the separation of the following?
Small pieces of metal in the engine oil of a car.
Which separation techniques will you apply for the separation of the following?
Different pigments from an extract of flower petals.
Which separation techniques will you apply for the separation of the following?
Butter from curd.
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