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9701.

What is the unit of mass and weight

Answer» Unit of mass=kg ; unit of weight=newton
Mass= kg,. Weight= Newton (N)
Unit of mass=kg,gm , weight=kg,gm
Unit of mass=kg ; unit of weight = newton
Unit of mass is kg . unit of weight is newton
9702.

Momentum is scaler or vector quantity

Answer» It is a vector quantity
Its a vector quantity
Its ia a vector quantity
Vector quantity
vector
Momentum is a vector quantity
9703.

Displacement has both ........ And ........

Answer» Direction and magnitude.
Direction, magnitude
Direction and magnitude
Displacement
9704.

What is the scientific name of amitav bachan

Answer»
9705.

List two properties of partical of matter

Answer» 1-Particles of matter attract each other.2-Particles of matter are continuosly moving.3-Particles of matte have intermolecular space between them.
1.particles of matter attract each other.2.particles of matter continously moving.
Have interpartical space and interpartical force
9706.

What is pressure...??

Answer» Pressure is the force applied perpendicular to the surface of an object per unit area over which that force is distributed. Gauge pressure (also spelled gage pressure)is the pressure relative to the ambient pressure.Various units are used to express pressure. Some of these derive from a unit of force divided by a unit of area; the SI unit of pressure, the pascal (Pa), for example, is one newton per square metre; similarly, the pound-force per square inch (psi) is the traditional unit of pressure in the imperial and US customary systems. Pressure may also be expressed in terms of standard atmospheric pressure; the atmosphere (atm) is equal to this pressure, and the torr is defined as \u200b1⁄760 of this. Manometric units such as the centimetre of water, millimetre of mercury, and inch of mercury are used to express pressures in terms of the height of column of a particular fluid in a manometer.
9707.

The results of online tests of science are wrong

Answer» Yes u r right
9708.

Explain ozone layer

Answer» Listen, Sarthak Tiwari, I am a girl not a boy that you would call me bhaiya
It helps to stop the ultra violet rays on it and the antactica ke upper is ahole present so please dont do polution
Bhaiya suno , O3 is ozone layer present up of stratosphere
9709.

Who discovered osmosis

Answer» Subham paul ko kuch nahi aata
Your father
Osmosis is doscovered by Henri Dutrochet
9710.

We know that the cells of our nail is dead so how our nail recover

Answer» As nail is made up of keratin.
9711.

What would happen if we cut the atom further

Answer» If we cut an atom we will find it\'s sub particles like proton ,electron,and neutronWhen we further cut it we will find that al 3 sub particles are made up of quaksBut if u split an atom ..,...it will blast...like an atom bombbut with low frequency
We will get its sub particles i.e protons,neutrons and electrons.
9712.

What is cell vomiting

Answer» Exocytosis is mainly known as \'cell vomiting\'
The membrane of vesicle can fuse with the plasma membrane and extrude its content to the surrounding medium. This process is called cell vomiting.
9713.

Is God there or not

Answer» according to me there is only on god Nature
Your question is right i also fell like is god there or not???❌??
God is there but not in the idols and in persons like Krishna or Rama...He is a supernatural power of light present in every person...the person wo recognise it is referred to as God by people like us.... god meaning is generatorOperator and destroyer,.these 3 functions are present in every one and everyone is god in itself.....
According to science NO But according to our believe YES
It may be
9714.

Definition

Answer»
9715.

What type of disease level in 3 point

Answer»
9716.

what is a causes of disease

Answer» Internal causes and external causes
9717.

Grass stem elongates by the activity of

Answer» Intercalary Meristematic Tissue
9718.

How to separate cream from milk

Answer» By centrifugation method
Centrifugation
By. Centrifugation
By the centrifugation method ????
By the process centrifugation
By centrifugation method
9719.

When is potential energy maximum

Answer» The mass has reaches its maximum speed ,so the kinetic energy of mass is at a maximum .At the bottom of motion the potential energy of spring is at a maximum since the spring is stretched at its maximum extension.
9720.

\'how are epidemal cells design to perform protective function?

Answer» The epidermal cells have cuticle(in plants) or chiten (in animals) on their outer tangetial walls to perform protective function
9721.

Is electricity is a matter If yes,then why

Answer» Yes,because matter is made up of atom.And all things are made up of atom.
You don\'t know? ?
9722.

Does work have a direction

Answer» Work done W = F.Swhere F is the force applied and S the displacement. Both have magnitude and direction.W = FS cos θ,where F and S are magnitudes of force and displacement and θ is the angle between F and S.Work done is the component of force in the direction of displacement. Work done is the change in the initial and final energies of an object. Energy has onlty magnitude and hence work done also has only magnitude.
9723.

Why the weight of object on moon is 1/6 of weight of object on earth

Answer» weight=mass×accn. due to gravityon moon g=1.63 m/s^2=1/6of earth\'s gw on moon = mass×1/6 of earth\'s g=>w on moon=1/6 w on earth
9724.

Who made physics

Answer» Issac newton
Issac Newton
9725.

Who studied the osmosis

Answer» Osmosis can be defined as the movement of water molecules from higher water concentration area to the area of less water concentration through a semipermeable membrane. In other words, it can be defined as the diffusion of water molecules through a semipermeable membrane. It is a special case of diffusion of water (High to low). For example, water in the roots of plants is transported through osmosis.
9726.

Definition of molar mass.

Answer» \xa0The molecular mass of a substance is relative mass of its molecules as compared with mass of C-12 atom taken as 12 units.or\xa0The molecular mass is equal to sum of its atomic masses of all the atoms present in one molecule of substance.
9727.

Differentiate between collagen fiber ,elastic fiber and reticular fiber .

Answer»
9728.

How does a cork act as protective cell

Answer» Because,1) Its cells are dead and compactly arranged without intecellular spaces .2) They also have deposition of suberin on walls that makes them impervious gases and water.
Because it covers the whole tip of the bottle so from that no thing can come out or come in the bottle.
9729.

Metalloids are semi conductor of electricity.Explain with example

Answer»
9730.

Prove F. S cos theta

Answer»
9731.

Where we used the 1st 2nd nd 3rd equation of motion

Answer»
9732.

Function of parenchyma

Answer» parmanent tissue dietel
Parenchyma is a simple permanent Tissue..Its a living tissue ..Cell are in oval in shape..The cell wall s thin..More intercellular space in parenchyma in arenchyma -exchange of gases.....Helps in Storage...parenchyma it s present in soft parts of the Plants..Plastids -helps in Photosynthesis...exchange of gases takes place ....The cell wall is composed of hemi cellulose and cellulose.....The thin cell wall helps in transportation...
Parenchyma are the packing tissues and they are also known as aerenchyma ecause of in the cells tere are some intermolecular space that filled with air this help the plant to float on surface of water like ex:lotus ,they have paerenchyma tissue
9733.

Structure of cork cell and Function.

Answer»
9734.

Difference between homogenous and heterogeneous mixture

Answer» HOMOGENOUS MIXTURE (1) The composition remains same throughout. (2) The components of the mixture cannot be separated by visible boundaries. (3) Example : a mixture of salt and water,ethanol and water.HETEROGENEOUS MIXTURE (1) The composition does not remain uniform throughout. (2) The components of the mixture can be separated by visible boundaries. (3) Example : a mixture of sand,sugar ,chalk and water
9735.

Which physical quantity corresponds to the rate of change of momentum

Answer» P=mv
9736.

Defination of Atom

Answer» Smallest particle of matter is called atom
All matter is made up of tiny particle called atom which cannot be create nor distroy
9737.

Why nucleus is known as controling cell

Answer» First of all ,it is not a cell . It is a cell organelle,that acts as a brain and controls activities of cell.
it is responsible for control the call
Nucleus is known as controling cell because it is responsible for control the cell .it control the all organelles which are present in the cell
9738.

Explain the separation of the constituents of air?

Answer»
9739.

What is mixture?

Answer» Mixture is.the combination of more than one component
Mixture is a solution which can pass through the filter paper
9740.

Describe first equation of motion v=u+at

Answer» acceleartion means rate of change of velocity a = rate of change velocity / time takena = v - u / t at = v-uat + u = vv = u + at
9741.

What is the meaning of ‛order’ in diversity???

Answer» Means?
Online test
9742.

How many moles in 40 g of oxygen

Answer» No of moles = given mass/molecular massSo 40/16*2 ie molecular mass of o²=40/32=5/4 or 1.2 moles
9743.

Differentiate between Speed and Velocity

Answer» Speed is scalar quantityVelocity is a vector quantity
9744.

Explain conservation of energy

Answer» According to Law of conservation of energy; energy can neither be created nor be destroyed rather the form of energy can be converted from one form to another form.Law of conservation of Energy states that the total energy of a system remains unchanged before and after transformation.Example: When an object having potential energy is dropped from a height, the potential energy is changed into kinetic energy.
9745.

Name any 2 method that bring change in state of matter

Answer» Increase or decrease temperature second,increase or decrease in pressure
9746.

What is the difference between potential and kinetic energy? Explain with examples ?

Answer» \tKinetic EnergyPotential EnergyKinetic energy is the kind of energy present in a body due to the property of its motionPotential Energy is the type of energy present in a body due to the property of its stateIt can be easily transferred from one body to anotherIt is not transferrableThe determining factors for kinetic energy are Speed or velocity and massHere, the determining factors are Height/ distance and massFlowing water is one of the examples for kinetic energyWater present at the top of hill is an example of potential energyIt is relative with respect to natureIt is non-relative with respect to nature\t
9747.

Why women xnxx with men

Answer» For reproduction
Can u say me what is xnxx??
To produce new one
What is xnxx
9748.

6.7*10--

Answer» Write full question
incomplete question
9749.

What is an infectious agent

Answer» Infectious agents are the organisms which cause disease are called as infectious agents. They obtain nourishment from the host. e.g. Bacteria, Viruses, Fungi, Protozoa, Helminths.* Bacteria cause diseases like typhoid, cholera, tuberculosis, anthrax, pimples and peptic ulcers.* Viruses cause the common cold, influenza, dengue fever, SARS and AIDS.* Fungi cause skin infections.* Protozoa causes malaria, kala – azar and sleeping sickness.* Helminth worms cause intestinal infections or elephantiasis.
9750.

Diffrentitate plant cell and animal cell

Answer» \t\xa0Plant cells Animal cellsPlant cells possess cell wall.Animal cells do not possess cell wall.Chloroplasts are present in plant cells.Animal cells do not possess chloroplasts.Plant cells are almost rectangular in shape.Animal cells are round in shape.Plant cells possess large vacuoles.Animal cells have many small vacuoles.Cilia rarely occur in plant cells.Cilia are present in animal cells.Higher plants do not possess centrioles.Animal cells do contain centrioles.\xa0Plant cells have no or less number of lysosomes.Animal cells possess many number of vacuoles.\t
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