Posted by **jerry.** on Thursday, August 5, 2010 at 1:00pm.

its 20 000km from manchester to sydney australia the rocketdoes the journey in 4 hours. whats the average speed for the trip in m/s?

- velocity and acceleration -
**Ms. Sue**, Thursday, August 5, 2010 at 1:06pm
20,000 km * 1,000 = 20,000,000 m in 4 hours

4 hours = 60 * 60 = 3,600 seconds

Can you take it from there?

## Answer this Question

## Related Questions

- Mathematics - For the first 1 1/2 hours of a 91km journey the average speed was ...
- Math - A motorist makes a journey of 240 km from Singapore to Malacca to visit ...
- gr 11 physics - Steve traveled the first 2 hours of his journey at 40km/h and ...
- physics - Smyrna and Marietta are 35 mi apart. A car takes 45 min to go from ...
- Physics - Could someone please review my answers and tell me if I am on the ...
- Physics - A car travels in a straight line with an average velocity of 80 km/hr ...
- Physics - A motorist drives for 150 km from City A to City B in 2.5 hr. He makes...
- Mathematics - A motorist do does the first part of his journey at an average ...
- physics - a train starts from rest and accelerates uniformly to achieve a ...
- physics - a train starts from rest and accelerates uniformly to achieve a ...

More Related Questions