Why Roman numerals don’t have number zero.
Roman number system does not contain the number zero. The roman number system was basically designed to estimate the prices... View Article
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What is cytoplasm?
Cells are the basic structural and functional unit of life. The term cells was first coined in 1665 by a... View Article
ABCD is a quadrilateral in which AB parallel to CD and AD=BC=5 if
Given:ABCD is a quadrilateral in which AB parallel to CD and AD=BC=5 if ∠A=105º We need to find the value... View Article
Why a candle blows off when moving air acts on it even if it is getting more oxygen from the wind?
Acandle blows off when moving air acts on it even if it is getting more oxygen from the wind because... View Article
The sum of three numbers is 123. If the ratio between first and second number is 2:5 and that of between second and third is 3:4 then find the difference between second and third number.
Let the three numbers be a, b, and c. Given that a:b = 2:5 We can also write it as... View Article
Prove that 3 + 2√5 is irrational
Given: 3 + 2√5 To prove: 3 + 2√5 is an irrational number. Proof: Let us assume that 3 +... View Article
Lsit out 3 differences between homegenous and heteogenous mixtures
A mixture can be defined as the substance made up of two or more components. There are two kinds of... View Article
Can hair rubbed on air make static energy?
Static electricity can be defined as the imbalance of electric charges on the surface of a metal or an object.... View Article
Define ratio
A ratio can be defined as the comparison between two numbers that indicate how many times are these two quantities... View Article
Define photosynthesis
Answer: Photosynthesis is the process in which green plants use sunlight to make their own food. Photosynthesis requires sunlight, chlorophyll,... View Article
Write a short note on uses of microorganisms
Microorganisms are minute organisms that are invisible to the naked eye. Microorganisms are so small that they can only be... View Article
Give reason for the following observation: The smell of hot sizzling food reaches you several metres away but to get the smell from cold food you have to go close
The smell of hot sizzling food reaches to you several meters away but to take smell from cold food you... View Article
An object is placed at a distance of 10 cm from a convex mirror of focal length 15 cm. Find the position and nature of the image.
Given that u= -10 cm f= 15 cm Find out We need to find v Formula We know the formula... View Article
Why does life exist only on earth?
Life exists only on earth because of the following reasons: Earth has all the basic necessities that are required for... View Article
Write a short note on universe and its existence.
The origin of the universe lies in the basics of Big Bang theory. According to this theory, about 1380 crore... View Article
Find the greatest common factor between 24 and 112
We need to find the greatest common factor between 24 and 112 So let us factories the given numbers Onthe... View Article
Fine the value of x when (5x-4) =0
Given equation (5x-4)=0 We need to find x 5x-4=0 => 5x=4 => x= 4/5 Hence the value of x in(5x-4)=0... View Article
Explain transpiration in plants
The process of evaporation of water to the atmosphere from the leaves of a plant in the form of water... View Article
Explain the different colors of the flame.
A flame consists of three different zones. Namely, innermost, middle, and outer zone. Each zone has different temperatures. Every zone... View Article
Woollen clothes are poor conductor of heat but they keeps us warm. Give reason
Woollen clothes are thin and there is no much air gap between the fabric. The air pockets lying in between... View Article
