Students and Teachers Forum
The movement of any people or things from one place to another is called .....
" श " , देवनागरी बर्णमालामा व्यन्जनबर्णको ३०औं अक्षर हो। बच्चालाई सिकाउँदा भनिने सम्बोधन .....
There is no specific person declared as inventor of science. But you know, there are many branches of science. Modern Physics, Nuclear Physics, Nuclear Science, Anatomy, Medicine, Bacteriology, and so on. There are Father of .....
Grafting is the technique to grow plants in order to transfer tissues from one plant to another. In this process, one plant is taken as the root and next is taken as the upper part. The upper part of the final plant is called scion and the root .....
Rounding off refers to taking the number or approximating to it's nearest tens hundreds or thousands . If you want to round off 7 to nearest 10, then, 7 can be written as 10 and, 38 rounded to the nearest ten is .....
Rabbit comes in both pet and wild category. The white rabbit is kept as a pet in many places and is legal. But keeping a wild rabbit( commonly known as a wild hare) is illegal. So there are some types of rabbits that are kept as pets and some .....
Two angles that are exterior to the parallel lines and on the same side of the transversal line,are called co.- exterior .....
When magnesium react with nitrogen, magnesium nitride is formed according to the following .....
A Stimulus (plural stimuli) is something that causes a response. In biology or physiology, it is an input to a person's (or animal's) senses which causes a reaction or response. Simple examples of .....
महाकवि लक्ष्मीप्रसाद .....
The system in which length is measured in centimetre, mass in gram and time in second is called CGS system of .....
The temperature of the Earth's core is estimated as " 6,000o c " or " 10,800 .....
The slope of a line is a number that measures its "steepness", usually denoted by the letter m. It is the change in y for a unit change in x along the line. The slope of a line (also called the gradient of a line) is a number that .....
"Diamond" is the hardest .....
x + 1/2 = 3 or, (2x+1) / 2 = 3 or, 2x + 1 = 6 or, 2x = 6-1 or, 2x = 5 or, x = .....
Retardation means negative acceleration. When the velocity of a body decrease, the acceleration is said to be negative(Retardation). Examples of retardation motion are: 1) Velocity of .....
A polygon is a plane shape (two-dimensional) with straight sides. Examples include triangles, quadrilaterals, pentagons, hexagons and so on.
A "Regular Polygon" has:
You might feel the sudden shaking of the earth's crust. That is earthquake. Earthquake can range from so small that people cannot feel to massive which cause destroy of city. It may cause death of .....
Plasma cells, also called plasma B cells, plasmocytes, plasmacytes, or effector B cells, are white blood cells that secrete large volumes of antibodies. They are transported by the blood plasma and the lymphatic system.
The big bang is how astronomers explain the way the universe began. It is the idea that the universe began as just a single point, then expanded and stretched to grow as large as it is right now (and it could still be .....
The only planets that have rings are Saturn, Jupiter, Uranus and Neptune. Saturn has seven major rings with gaps and divisions between the rings; Jupiter has three faint rings; Uranus has 13 rings; and Neptune has six rings.
Galileo .....
Womb is the organ in the lower body of a woman or female mammal where offspring are conceived and in which they gestate before birth. Womb is also called .....
The mean radius of the sun is 432,450 miles (696,000 kilometers), which makes its diameter about 864,938 miles (1.392 million km). .....
This red hypergiant is among the largest known stars in our galaxy. It is named as VY Canis .....
Displacement is defined to be the change in the position of an object. Displacement is a vector quantity. This means it has a direction as well as a magnitude and is represented visually as an arrow that points from the initial position to the .....
Materials which allow light to pass through them completely are called Transparent objects. Objects on the other side of Transparent objects can be seen clearly. Eg: Glass, water and air. .....
The distance light can travel in a unit of time through a given substance is called speed of light. Light travels through a vacuum at about 186,000 miles, or 300,000 kilometers, per second. .....
The closest star to sun is Proxima Centauri, at a distance of 4.24 .....
Solution : diameter of wheel = 3.5 ft radius of wheel = 3.5 / 2 = 1.75 ft height of each wheel = 2 ft height of 12 wheel = 12 x 1.75 = 21 ft height of 8 wheel = 8 x 1.75 = 14 ft Cost of each wheel = Rs.1800 Cost of 20 wheels = 20 x 1800 = .....
Your question is missing. Please repost .....
Like and unlike fractions are the two groups of fractions:
(i) 1/5, 3/5, 2/5, 4/5, 6/5 (ii) 3/4, 5/6, 1/3, 4/7, .....
Meter m is the fundamental unit for the measurement of distance (length) 1 meter mean “the length of the path travelled by light in vacuum during a time interval of 1/299,792,458 of a .....
Your question is missing. Please repost .....
The process of comparision of unknowwn quantity with the known standard quantity is termed as measurement. Fundamental units are those units which do not depend on other quantities. There are 7 fundamental quantities: Length, mass, time, .....
In vertebrate, ribs are the long curved bones which form the cage. In most vertebrates, ribs surround the chest, enabling the lungs to expand and thus facilitate breathing by expanding the chest cavity. They serve to protect the lungs, heart, and .....
Phobia of bird is called .....
A medium in which the speed of light is more is known as Optically Rarer medium . Air is optically rarer medium as compared to glass and .....
Catalysts are defined as those substances which increases or decreases the rate of the chemical reaction.
Positive Catalysts
Catalysts which increase the rate of a chemical reaction are positive catalysts.
Example: .....
Diameter is the longest line that you can draw in a circle passing through the centre of the circle. Radius is the line joining the centre of the circle to any point on the .....
Pants worn primarily in the summer that do not go lower than the knees are called half pants. Any full length two legged covering is pants. They are used as casual .....
अग्लो केटो आयो । मैले धेरै आँप खाएँ । चलाख केटाले बुद्धि लगायो । सानो भाइ रुँदै छ । माथिका .....
The system of measurement in which length is measured in foot, mass in pound, and time in second is called FPS .....
Let, a and d be first term and common differce of the series. then, 6th term, t6 = a + 5d = 23 ............. (i) [ tn = a + (n - 1)d] and, 9th term, t9 = a + 8d = 35 ............. (ii) Subtracting (i) from (ii), we get, a + 8d .....
The SI unit of force is .....
stream is a body of water with surface water flowing within the bed and banks of a channel. It is small form of .....
Density is defined as mass per unit volume. Its SI unit is Kg / m3. Relative density is defined as density of substance to density of water at 4oc. It has no .....
Sun is roughly 400 times greater than the moon. So almost 400 moons can fit in the .....