1 .10 ■■ Identify gravity as a
■■ Explain the difference
■■ Compare gravity with
■■ Recall the units of mass
■■ Recall the units of
■■ Explain why
■■ Explain how mass
■■ Use the formula
■■ Use the formula
■■ Explain what causes an
■■ Describe how gravity
■■ Explain the relationship
■■ Describe how an
■■ Predict how an object’s
■■ Use the concept of
non-contact force
and force.
affects weight.
object to have weight.
object’s weight can vary.
between contact and non-contact forces.
gravitational field strength.
weight = mass × gravitational field strength to determine weight.
affects the weight of an object.
weight would vary depending on its position in relation to large bodies such as planets.
other forces.
gravitational field strength has those units.
weight = mass × gravitational field strength to determine mass.
between gravitational field and the weight of an object.
a gravitational field to explain various phenomena, including the orbits of planets around stars.
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