Answer:The correct answer :
The mass of the space shuttle
Step-by-step explanation:
Force is defined as product of mass of an object and acceleration with which it is moving.
Force = Mass × Acceleration
Where , Mass is measured in kilograms.
Acceleration is measured in meter per second squared
The value
represents the mass of the space shuttle.Since the unit mentioned after the numeric value is kg and mass is the quantity which measured in the kg.