Marty lives one and a half times further away than Jenny, so must travel one and a half times as quickly. 15mph = 1/2 of Jenny's speed, because Jenny is travelling at 2/3 of Martin's speed. Jenny is therefore travelling at 30mph, and Martin is travelling at 45mph.
100 m/s
55 mph
30 km/hr
A=200 b=250
Yes. The pointeir the tail, the more streamlined the kite. Therefore the faster and higher the height travels'
Yes because it travels faster
Because a train is a lot heavier and travels at faster speeds.
light travels faster in vacuum.
Because ammonia is lighter thus it travels faster
A Worm travels faster than a Snail.
lightning travels faster. Light is faster than sound.
well, you can keep the amount of data on it to a minimum, which would make it faster
A whale's song travels faster than a bird's chirp. This is because a whale's song travels through water, where sound moves much faster than it does in air.
Light travels faster than sound ... about 875,000 times faster. Nothing travels faster than light.
because sound travels faster in water
Because light travels faster than sound.
I think because it travels faster and it's easier to catch.