Skip to content
CNMS ICSE - 7 Std
Share
Explore

Fill in the Blanks

Prepared by: learnloophq@gmail.com

Chapter: 01. Physical Quantities And Measurement

⁠

FILL IN THE BLANKS

Volume is the three-dimensional space occupied by a _ _ _ _ _ _ _ _ _ _ _ _ _ _.
Answer: substance
The standard unit of volume in the SI system is the _ _ _ _ _ _ _ _ _ _ _ _ _ _.
Answer: cubic metre (m³)
A cube whose sides are 1 unit long is known as a _ _ _ _ _ _ _ _ _ _ _ _ _ _.
Answer: unit cube
The internal volume of a container is called its _ _ _ _ _ _ _ _ _ _ _ _ _ _.
Answer: capacity
One millilitre (mL) of liquid is equal to one _ _ _ _ _ _ _ _ _ _ _ _ _ _.
Answer: cubic centimetre (cm³)
The curve formed on the surface of liquids when they are poured into a measuring cylinder is called a _ _ _ _ _ _ _ _ _ _ _ _ _ _.
Answer: meniscus
Liquids like water or kerosene form a downward curve called a _ _ _ _ _ _ _ _ _ _ _ _ _ _.
Answer: concave meniscus
For liquids like mercury, the reading at the _ _ _ _ _ _ _ _ _ _ _ _ _ _ level of the meniscus should be taken as their volume.
Answer: uppermost
The volume of irregular solids is found by the method known as the _ _ _ _ _ _ _ _ _ _ _ _ _ _.
Answer: displacement of liquid
To find the volume of an irregular solid that dissolves in water, we use _ _ _ _ _ _ _ _ _ _ _ _ _ _ instead of water.
Answer: kerosene
To find the volume of an irregular solid which is too large to be immersed in a measuring cylinder, an _ _ _ _ _ _ _ _ _ _ _ _ _ _ is used.
Answer: overflow jar
The standard unit of area in the SI system is the _ _ _ _ _ _ _ _ _ _ _ _ _ _.
Answer: square metre (m²)
We can estimate the surface area of a flat, irregular shape like a leaf by using a _ _ _ _ _ _ _ _ _ _ _ _ _ _.
Answer: graph paper
The quantity of mass contained in a given volume of a substance is called its _ _ _ _ _ _ _ _ _ _ _ _ _ _.
Answer: density
The Greek letter _ _ _ _ _ _ _ _ _ _ _ _ _ _ is used as the symbol for density.
Answer: rho (ρ)
The CGS unit of density is _ _ _ _ _ _ _ _ _ _ _ _ _ _.
Answer: g/cm³ (or gcm⁻³)
One gram per cubic centimetre (1 g/cm³) is equal to _ _ _ _ _ _ _ _ _ _ _ _ _ _ kg/m³.
Answer: 1000
The density of pure water is _ _ _ _ _ _ _ _ _ _ _ _ _ _ kg/m³.
Answer: 1000
The distance travelled by an object per unit time is known as its _ _ _ _ _ _ _ _ _ _ _ _ _ _.
Answer: speed
When the temperature of a substance increases, its molecules speed up and spread apart, causing its density to _ _ _ _ _ _ _ _ _ _ _ _ _ _.
Answer: decrease
Gallery
 
Want to print your doc?
This is not the way.
Try clicking the ··· in the right corner or using a keyboard shortcut (
CtrlP
) instead.