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Mathematics 7 Online
OpenStudy (anonymous):

An astronaut is traveling the moon. The gravity field strength on the moon is 1.6 N/kg that of Earth. How would we determine an astronaut's weight on the moon

OpenStudy (anonymous):

Are you missing information, just wondering?

OpenStudy (anonymous):

thats all the question says?

OpenStudy (anonymous):

whats missing do you think

OpenStudy (anonymous):

Ok, then we can just use the law of motion F = ma, in other case W = mg

OpenStudy (anonymous):

okay

OpenStudy (anonymous):

We're given that the gravity is 1.6 N/kg that of earth. Are you sure you're not given the mass?

OpenStudy (anonymous):

whoops the astronaut has a mass of 68 kg it was in the next question my bad!!

OpenStudy (anonymous):

Ah ok, that makes much more sense :)

OpenStudy (anonymous):

You just need to use W = mg where mass is 68 kg and gravity is 1.6 N/kg

OpenStudy (anonymous):

ohh so you multiply 68 kg and 1.6 n/kg together?

OpenStudy (anonymous):

You can see the kg's will get cancelled out leaving you with newtons, hence the force (weight)

OpenStudy (anonymous):

Yes, because weight is a force

OpenStudy (anonymous):

People often confuse weight and mass :)

OpenStudy (anonymous):

so would it be 108.8 newtons

OpenStudy (anonymous):

Weight = Force (differs around the universe) Mass = same every where in the universe

OpenStudy (anonymous):

Yes, that seems good to me :)

OpenStudy (anonymous):

thank you so so much for helping!!

OpenStudy (anonymous):

Np

OpenStudy (anonymous):

actually i have one more question is that okay?

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