average speed

The total distance covered divided by the total time

• irregular speed

• average speed

• relative speed

• motion

the speed relative to an observer

• average speed

• relative speed

• regular speed

• motion

Tags

NGSS.MS-PS3-1

a body moves 200 m in 40 sec, the speed equals -----

• 5 m/s

• 50 m/s

• 5 km/h

• 50 km/h

irregular speed can be calculated by the relation of

• relative speed

• regular speed

• average speed

• motion

the units of measuring speed

• km/h

• mile

• m/s

• none

find the speed of a car moving by speed 120 km/h relative to another car moving by speed 100 km/h in opposite direction

• 20 km/h

• 220 km/h

• 100 km/h

• zero

Tags

NGSS.MS-PS3-5

a device used inside the car to find the speed

• periscope

• speedometer

• endoscope

• none

the speed of a car moving by 100 km/h

• 27.77 m/s

• 26.6 m/s

• 360 m/s

• none

Tags

NGSS.MS-PS3-1

The relative speed of the car moving in the same direction of another car by the same speed

• V2 - V1

• V1 + V2

• Zero

• none

the change in object position relative to another object

• speed

• motion

• acceleration

• none