Written by the Fiveable Content Team • Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 exam•Written by the Fiveable Content Team • Last updated September 2025
Definition
Units/second is a measurement unit used to express rates or speeds, indicating how much something changes per second.
Related terms
Instantaneous Rate: The rate of change at an exact moment or instant in time. It provides information about how quickly something is changing precisely when measured.
Average Rate: The average value of the rate of change over an interval. It provides information about how quickly something has changed over that entire period but doesn't account for variations within that interval.
A scalar quantity representing how quickly an object moves without considering its direction. Speed measures distance traveled per unit time and can be expressed in units such as meters/second or miles/hour.