"I'm counting how many seconds there are between the thunder rolling and the lightning flashing..."
OK so light travels at 2.99 x 10^8ms^-1 which is faster than sound at 343ms^-1, so the lightning would be seen before the thunder is heard right. What is bob the builder teaching kids theses days? sound travels faster than light?
i thought sound was slower than light... hmm...
sliu916 1 month ago
love it
mh123435 1 month ago
even TV you heard a sound before you saw it, hehe
ahha6304 5 months ago
7:19
"I'm counting how many seconds there are between the thunder rolling and the lightning flashing..."
OK so light travels at 2.99 x 10^8ms^-1 which is faster than sound at 343ms^-1, so the lightning would be seen before the thunder is heard right. What is bob the builder teaching kids theses days? sound travels faster than light?
pyouoi 8 months ago