Y11 Triple Science

Answers to Speed and Velocity

1. 32.25 m/s
2. 13.33 m/s
3. 15 m/s
4. 0.5 m/s
5. 39 600 m (39.6 km)
6. 612 km No the moon orbits the Earth
7. 9.4 x 10 15 s 1 year from the point of view of someone on Earth, but from your point of view no time has elapsed.
8. 8.57 million years
9. 7.5 s (yes it's Gazpacho)
10. 16.67 s
11. 9.09 s compared to 6.52 s. anaeorbic respiration cannot carry you 1500 m.
12. 0.476 s

The Steady Earth

i 1674.4 km/h 465 m/s Garvity, no as we have less far to travel. Theoretically zero.

ii 6822 km/h The tilt of the Earth

iii 1993.7 s (33 min)

iv 6000km but then I am quicker than you.