Gravity

Monday, 9 April 2018

5:52 PM

Types of 'Gravitational Forces'

Gravity  gravitons

Electromagnetism  Photons

"Weak" nuclear force  , ,

Colour force  Gluons

 

(Gravitons and photos have almost zero mass, and therefore an almost infinite range)

 

 

 

 

Remember, gravity isn't always

• The Earth is not uniform
• The Earth is not spherical
• The Earth rotates

 

Gravitational field - A field is a ratio of the force on a particle to some property of the particle