523105
Description
Mind Map by chloeap, updated more than 1 year ago
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Created by chloeap
almost 11 years ago
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Copied by chloeap
almost 11 years ago
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Physics 4: Mod 2 -
Gravitation
- Newton's Law
- Universally attractive
force between all matter
- Force between point masses
- Inverse square law
Annotations:
- F=\(\frac{Gm_1m_2}{r^2}\)
- Universally attractive
force between all matter
- Gravitational Field Strength
- 'Force fields'
- Field line representation
- 'g' = force per unit mass
Annotations:
- g=\(\frac{F}{m}\)
- 'g' in a radial field
Annotations:
- g=\(\frac{GM}{r^2}\)
- 'Force fields'
- Gravitational potential
- Definition
- 0PE level
- 0PE level
- Potential difference
- Work done
Annotations:
- \(\Delta\)W=m\(\Delta\)V
- In a radial field
Annotations:
- V=-\(\frac{GM}{r}\)
- Graphs
- g against r
- V against r
- g against r
- V and g relationship
Annotations:
- g=-\(\frac{\Delta V}{\Delta r }\)
- Definition
- Orbits of planets and satellites
- Period and speed related to radius of orbit
- Energy considerations
- Geosynchronous orbit
- Uses
- Definition
- Uses
- Period and speed related to radius of orbit
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