speed = 80km/2h = 40km/h
The past participle of "sped" is "sped."
Sped is the preterit,( I sped) past conditional ( I would have sped), and plusperfect (I had sped) of the verb speed.
It takes 24 hours (the length of one day) for the Earth to rotate once. If the rotation sped up, the length of a day would shorten.
The group sped away from the police.He sped up his writing in order to finish the test before the time ran out.
sped. The past participle is also sped. They sped through the night.
Sped is the past tense of speed.
Not sure about sped, but the speed is called tempo.
To demonstrate this, you could heat water (heating it allows the particles to move faster) and you will see as it boils bubbles on the top, showing that particles are constantly moving however in this case you have sped them up.
Answer: Yes, 'sped' is the past participle of 'speed'. Example sentence: the car sped past the stop sign. 'Sped' is also short for special education. a sped is a person who has troubles with managing time and may have trouble with reading or writing it could be someone who is dyslexic
'The car sped' is using the past tense of speed. The car was speeding down the street, so the car sped.
The footage was digitally manipulated, no she didn't stand there for hours.
The past participle is sped.