Flashcard - Speed

Front

What is speed?

Back

Speed is the distance traveled per unit of time.

Front

What is the formula for calculating speed?

Back

S = D/T, where S is speed, D is distance, and T is time.

Front

If a car travels 100 kilometers in 2 hours, what is its speed?

Back

50 km/hr.

Front

What unit is speed commonly measured in?

Back

Meters per second (m/s) or kilometers per hour (km/hr).

Front

How do you calculate the time taken if you know the distance and speed?

Back

Time = Distance / Speed.

Front

If a runner jogs at a speed of 8 km/hr for 1.5 hours, how far do they run?

Back

12 km.

Front

What is the difference between speed and velocity?

Back

Speed is a scalar quantity (magnitude only), while velocity is a vector quantity (magnitude and direction).

Front

If a cyclist travels at a speed of 15 m/s for 10 seconds, how far do they travel?

Back

150 meters.

Front

What is average speed?

Back

Average speed is the total distance traveled divided by the total time taken.

Front

If a train travels 300 km in 3 hours, what is its average speed?

Back

100 km/hr.