Physical Scinece
posted by Dalton .
A Measurement is defined as_.
a. system of prefixes
b. the distance between two points
c. an exact quantity people agree to use for comparison
d. the interval between two events

Physical Scinece 
bobpursley
c is fancy language, but it is almost correct, it is the best answer.
Measurement don't have to be exact, and usually are not...they have some precision, but nothing more than that. A pinch of salt is a measurement, but it is not exact. 
Physical Scinece 
beth
an exact quantity people use for comparison
Respond to this Question
Similar Questions

Geometry
How do I find the distance between (9,3) and (1,5) By using the Pythagorean theorem. The line between the two points is the hypotenuse of a triangle with perpendicular side lengths of 8 in the x direction and 8 in the y direction. … 
science
What units of measurement are obtained by combining other units. What us an exact quantity people use for compassion. what is the distance betwenn two points. derived unit, standard, displacement The distance between two points is … 
Math
Someone please explain these! The angle between two planes is defined as the angle between their normals. Determine the angle theta between 0 and 90 degrees between the given planes. a) 2x+3yz+9 = 0 and x+2y+4 = 0  … 
Math
Someone please explain these! The angle between two planes is defined as the angle between their normals. Determine the angle theta between 0 and 90 degrees between the given planes. a) 2x+3yz+9 = 0 and x+2y+4 = 0  … 
Math
Someone please explain these! The angle between two planes is defined as the angle between their normals. Determine the angle theta between 0 and 90 degrees between the given planes. a) 2x+3yz+9 = 0 and x+2y+4 = 0  … 
geometry
the #'s given are the coordinates of two points on a # line. find the distance between the two points. 3 and 5 what is the distance between these 
geometry
the #'s given are the coordinates of two points on a # line. find the distance between the two points. 11 and 27 what is the distance between these 
Math Surveying
Hey, Need some help working these 3 problems. I have the answers but I'm having problems working them. Thank you in advance. The slope measurement between two points is 25.333 m and the slope angle is 1°50. Compute the horizontal … 
c++
Distance between two 3D points. Given two points in space (3dimensional), find the distance between them. The user will input the coordinates (x,y,z) of the two points and your program will calculate and display the distance between … 
physical
24 joule work is done in moving a charge of 6c between two points. Calculate potential difference between this two points.