# Physics

posted by .

You are on the Moon and would like to send a probe into space so that it does not fall back to the surface of the Moon. What launch speed do you need?

• Physics -

Vescape = sqrt (2 G M/R)

G = 6.67 * 10^-11

M = mass of moon = 7.35*10^22 kg

R = moon radius = 1.74 * 10^6 meters

• Physics -

2373.815494

## Respond to this Question

 First Name School Subject Your Answer

## Similar Questions

1. ### Physics

Whenever two Apollo astronauts were on the surface of the Moon, a third astronaut orbited the Moon. Assume the orbit to be circular and 400 km above the surface of the Moon. At this altitude, the free-fall acceleration is 1.11 m/s2. …
2. ### physics

Junes Verne in 1865 suggested sending people to the Moon by firing a space capsule from a 255 m long cannon with a launch speed of 11.42 km/s. What would have been the unrealistically large acceleration experienced by the space travelers …
3. ### PHYSICS

Junes Verne in 1865 suggested sending people to the Moon by firing a space capsule from a 255 m long cannon with a launch speed of 11.42 km/s. What would have been the unrealistically large acceleration experienced by the space travelers …
4. ### physics

calculate the escape velocity for the following; assume a launch from the surface. A space probe leaving the moon to come back to Earth. A moon mission lander leaving the moon to come back to Earth. A spaceship leaving the solar system.
5. ### physic

Jules Verne in 1865 suggested sending people to the Moon by firing a space capsule from a 220-m-long cannon with a launch speed of 10.97 km/s. What would have been the unrealistically large acceleration experienced by the space travelers …
6. ### physics: escape velocity

You are on Pluto and would like to send a probe into space so that it does not fall back to the surface. What minimum launch speed do you need?
7. ### physics

You are on Mars and would like to send a probe into space so that it does not fall back to the surface. What minimum launch speed do you need?
8. ### science

which of the following descriptions of the moon's surface is accurate?
9. ### physics

help me please? I'm lost... A small space probe is put into circular orbit about a newly discovered moon of Saturn. The moon's radius is known to be 550km. If the probe orbits at a height of 1500km above the moon's surface and takes
10. ### physics

help me please? I'm lost... A small space probe is put into circular orbit about a newly discovered moon of Saturn. The moon's radius is known to be 550km. If the probe orbits at a height of 1500km above the moon's surface and takes

More Similar Questions