what is energy ?

DEF OF ENERGY: The capacity of power to do work , such as the capacity to move an object(of a given mass)by the application of  force.

Energy can exists in a variety of forms.....

1. 1.ELECTRICAL ENERGY
2. 1.MECHANICAL ENERGY
3. 2.CHEMICAL ENERGY
4. 3.THERMAL OR NUCLEAR ENERGY

AND can be transformed to one form to another.
example of energy in sentences :
1.the kids are always so full of energy
2.they devoted all there energy to the complete of the project
3.she puts a lot of energy in to her work
4.the newer appliance conserve more energy
energy two types 1.potential energy 2. kinetic energy

WHAT IS PHYSICS ?

DEF OF PHYSICS: The study of matter ,energy and the interaction between them, but what that really means is the physics is that about asking fundamental questions and trying to answer them by OBSERVING and EXPERIMENTING .

PHYSICS ASKS REALLY BIG QUESTIONS LIKE

1.How did the universe begin?

                           2.how woll the universe change in the feature?

         3.how does the sun keep on shining?

                           4. what are the basic building blocks of matter?

If u will be think  these question are fancinating  then u will be like physics. 

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what is science ?

The word SCIENCE comes from Latin "SCIENTIA" meaning KNOWLEDGE. 

HOW DO WE DEFINE SCIENCE? 

   The definition of science is "knowledge attained through study or practice" or knowledge covering general truths of the operation of general laws , esp . as obtained and tested through scientific method [and] concerned with the PHYSICAL WORD .

DIFFERENT FIELDS IN SCIENCE 

1.BIOLOGY     

2.CHEMISTRY

3.PHYSICS

4.EARTH SCIENCE