P2.1.1 - Distance, time, and speed Flashcards
1
Q
How can you measure the distance of a falling object?
A
By using light gates
2
Q
How do you calculate uniform motion?
A
Distance travelled = speed x time
3
Q
Why do you need to use light gates instead of stop watches?
A
When you use a stop watch there is a reaction time that affects the accuracy and precision of your movement. You can measure short periods of time using light gates
4
Q
How many metres are there in one mile?
A
1609 metres
