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6 questions
The rate at which an object changes position is called ..............
speed
velocity
fast
The fastest land animal is the .....................
lion
cheetah
tiger
How to calculate the speed ?
speed = distance divided by time
speed = distance - time
speed = distance + time
Which is faster a car with 20 km/hr speed or a car with 10 km/hr speed ?
a car with 10 km/hr speed
a car with 20 km/hr speed
.................. combines both speed and direction
speed
velocity
mass
Acceleration means ...................
any change in the speed, direction or position
an object is at rest
an object is moving faster only
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