Complete the sentence : As the mass of a planet ____________________ the strength of gravity on the planet ____________________.
increases/increases -or- decreases/decreases
The strength of gravity on a planet is 5 N/kg. Calculate the weight of an 800 kg spacecraft on that planet.
4000 Newtons
A bag of sugar is lifted onto a high table. State two energy stores in the sugar.
Chemical / Gravitational Potential