The wave speed to this question is 400 meters
Answer:
Basketball
Explanation:
Basketball was invented to keep athletes warm in the winter.
Physics is branch of science which deals with the properties of matter and their energies. And coming to science it is a systemic enterprise that builds and organizes knowledge in t eatable explanations and predictions about the universe.
Answer:
E = h*f = (6.63*10^-34) *( 3.8*10)
E = 2.5 *10^-32
Explanation:
e= Energy
h = Planck's constant
f = frequency
Answer:
A change in color
The formation of a precipitate
A clear liquid becoming cloudy
The formation of bubbles
The formation of smoke
Explanation:
A chemical reaction can be defined as the conversion of reactant into product. The process in which one or more than one substance is converted into one or many different substances.
There are some indications which can provide the evidence that chemical reaction has occurred.
A change in color of the substance, formation or smoke or bubbles. The formation of the precipitate and in case the substance becomes cloudy.
All these evidences show that chemical reaction has occurred.
