1)To measure the volume of an irregular solid which dissolves in water, we use
_________ instead of water.
2)The weight of a body _________ as we go higher up the Earth’s surface.
3)Judicious and economic use of energy is called _________ of energy.
_________ is an actual representation of an object.
_________ instead of water.
2)The weight of a body _________ as we go higher up the Earth’s surface.
3)Judicious and economic use of energy is called _________ of energy.
_________ is an actual representation of an object.
Answers & Comments
Answer:
The volume of irregular solids:
The volume of irregular solids is found by the method known as displacement of liquid.
According to this method, when a solid is immersed in water, the volume of displaced liquid is equal to the volume of the solid.
To measure the volume of an irregular solid which dissolves in water, we use kerosene instead of water.