Calculating Speed Flashcards
1
Q
What do you need to know in order to calculate an object’s speed?
A
- The distance it has traveled
- The time it took to travel that distance
2
Q
What formula is used to calculate speed?
A
Speed (m/s) = Distance traveled (m)
——————————–
Time taken (s)
3
Q
What does this formula calculate?
A
The average speed over the total distance, even if the speed of an object isn’t constant
4
Q
What is instantaneous speed?
A
The speed of an object at a particular point in time
5
Q
Give an example
A
A car travels 10 metres in 5 seconds. What is the average speed?
10m / 5s = 2m/s
