B. Fill in the blanks.
4.
1. The volume of an object is the
occupied by it.
2. The volume of a liquid is expressed in
3. To read the volume of a liquid in a measuring cylinder, it should be kept on
1 cm is equal to
mL.
5. The SI unit of area is
6. The relative density of a liquid is determined by using a
7. Equal volumes of milk and water have
8. The SI unit of mass is
of a liquid.
9. A hydrometer is used to measure the
C. Write True or False for each statement.
masses.
Answers
Answer:
1. Volume
2.Litre (L)
3.Place the graduated cylinder in a flat surface and match the height of the liquid column directly with the level of your eye. Due to the superficial tension property of the liquid, this will tend to curve downward. This curve is known as meniscus. Read the volume value at the bottom of the meniscus.
4.0.01 m
5.SI unit of area is square metre denoted as m 2 ^2 2.
6.Relative density can be calculated directly by measuring the density of a sample and dividing it by the (known) density of the reference substance. The density of the sample is simply its mass divided by its volume
7.unequal
8.Common units
The SI unit for density is: kilogram per cubic metre (kg/m3)
9.specific gravity
C . True
Explanation:
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