Questions with the keyword 'speed'

• how quick do clouds move? by nsciezka to Aimee, Bridget, Kieran, Mags, Mat . Comments: (No comments so far)
• How does the ‘Hypersonic’ Jet unveiled today, which can fly from London to Japan in less than three hours, achieve its by eis4emily to Aimee, Bridget, Kieran, Mags, Mat . Comments: (No comments so far)
• Lets say that i was in a car travelling at the speed of light (even though its impossible) by stephenhawking to Mat, Mags, Kieran, Bridget, Aimee . Comments: (so far, 7 comments)