Because the equation helps describe the relationship between waves and energy.
The principle of that, the resultant of a external force and kinematic reaction acting on a body equals to zero
There is no such concept as "eyesight speed"
The concept of Economy is supply equals demand. Without demand there would be no supply which helps make up the economy.
1000 is a number which is an abstract concept. It has no mass.
I=prt (interest equals principle times rate times time. Rearranging gives t=I divided by (pr)
ANSWER: work input equals work output
A math CONCEPT is a fancy way of describing the different ways and things you can and can't do in math. A math Concept can be 5!. That in term equals 5*4*3*2*1, which then = 120.
Archimedes' Principle is "The buoyant force acting on an object equals the weight, (force of gravity) of the fluid displaced by the object. (Answer found in sciencepowere grade 8 textbook.)
It's equals to weight of fluid it displaces
The concept of E=MC2 was discovered by Henri Poincare.
I=Prt is a multiplication problem. All you need is the Principle, rate, and time. Then you multiply then together.
Just divide both sides by 7...