Measurement and Motion

What is the speed of the red line?  

• 4 m/s 

• 16 m/s 

• 32 m/s 

• 2 m/s 

When you look at the speedometer of your car, it tells you your....

• Average speed

• Instantaneous speed

What does this graph represent?

• Constant speed

• Acceleration

• Not moving

The instrument installed in a car for measuring the distance travelled by the car is called:

• barometer

• speedometer

• anemometer

• odometer

The slope of a distance-time graph of a moving object indicates:

• distance moved by the object

• time taken by the object

• speed of the object

• position of the object

The distance moved by an object in a unit time is called

• Distance

• Displacement

• Time

• Speed

The distance-time graph of vehicle moving with constant speed is a ________ line

• Curved

• horizontal

• straight

• parallel

A bus takes 30 minutes to travel a distance of 25 kilometers. The speed of the bus in km/h is :

• 55 km/h

• 50 km/h

• 5 km/h

• 75 km/min

The distance covered by an object in a ________ is called as the speed.

• Unit time

• Unit length

• Position

The most appropriate unit for expressing the speed of a space rocket is:

• m/s

• km/s

• km/h

• km/min