0 km/h or 0 mph.
Objects accelerate at 10m/s so after 4 seconds the rock would have already hit the bottom of the cave.
you run fast
River beds.
The object is moving at the speed of 50 ms-1 .
You are moving at 61 mph
Answer this question… How fast will a sled be moving when it reaches the bottom of a hill?
Fast moving long hand: seconds Slower moving long hand: minutes Slowest moving short hand: hours
i belive if runs in fast of 1,056,058,254 seconds fst counts to go in or move n Grand Canyon... i... think its run fast in.... 100,000 seconds m,ovingf grand canyon
Jack is moving at a speed of 7.5 meters per second.
you just have to move fast and be careful not to land or step in any water puddles
10 metres in 5 seconds or 2 metres per second.
75 feet per second; about 50 mph.
fast moving