Unit 1: Calculating Speed/Velocity

Front

How far will a train moving at 5.7 km/min go in 45 minutes?

Back

256.5 km

Front

Speed is equal to

Back

Distance/Time

Front

If a robot chases you down at a speed of 900 m/s for a distance of 200 m, how long has the robot been chasing you?

Back

0.22 s

Front

Average speed for a 300-mile trip taking 5 hours?

Back

60 mph

Front

The red car rolled 0.5 meters across the table for 2 seconds. What was the average speed of the red car in m/sec?

Back

0.25 m/sec

Front

The purple car traveled for 5 meters in the first 2 seconds, and went 5 more meters in the last 3 seconds. What is the average speed of the purple car's entire trip in m/sec?

Back

2 m/sec

Front

How long would it take a bus traveling at 50 km/h to travel 125 km?

Back

2.5 hours

Front

Which object is the fastest? Options: A, B, C

Back

C

Answer explanation

Speed= distance/ time

An object is fastest if the objects numerical value for speed is the highest number. Object C speed is 3 m/s and is the highest number out of all the speed values given.

Also, Object C covers 3 meters every second, whereas Object B covers 2 meters every second and Object A covers 1 meter every second.

Tags

Speed

Motion

Front

A ladybug moves from 2 cm to 7 cm in 25 seconds. What is the speed of the ladybug?

Back

0.2 cm/sec

Front

A dog runs 100 meters in 4 seconds. A lion runs 250 meters in 10 seconds. What is the difference in their speeds?

Back

Their speeds are equal