Answer:
independent variables are variables in mathematical modeling, statistical modeling and experimental science
Answer:
A. 
B. 
C. 
Explanation:
Given:
- spring constant,

- mass attached,

A)
for a spring-mass system the frequency is given as:



B)
frequency is given as:



C)
Time period of a simple harmonic motion is given as:


Answer:1200
Explanation:
Given data
Upper Temprature
Lower Temprature 
Engine power ouput
Efficiency of carnot cycle is given by





rounding off to two significant figures

It is stored in the bonds between atoms
The horizontal change between two points on a graph is called the 'run'.
The vertical change between two points is called the 'rise'.