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PHYSICS - forces and motion
the force that exists between two objects with mass
the force that exists between magnets
the force that occurs and opposes motion when two objects rub
the force that opposes an object moving through the air
the force that pushes back from solids when there is a push on them
the force that exists between two electrically charged objects
the resultant force on a stationary object
what is mass measured in?
what is weight measured in?
w = mg
what is the relationship between weight, mass and gravitational field strength
gravitational field strength of Earth
gravitational field strength of Jupiter
gravitational field strength of Venus
gravitational field strength of Mars
gravitational field strength of the Moon
what is the relationship indicated by Hooke's law
how many moons does Mercury have
how many moons does Venus have
how many moons does Earth have
how many moons does Mars have
how many moons does Jupiter have
how many moons does Saturn have
how many moons does Uranus have
how many moons does Neptune have
how many moons does Pluto have
what shapes are the orbits of planets and comets