7 a) The table shows the masses of the planets in our solar system.
Planet Mass (kg)
Mercury 3.30 × 1023
Venus 4.87 × 1024
Earth 5.97 × 1024
Mars 6.42 × 1023
Jupiter 1.90 × 1027
Saturn 5.68 × 1026
Uranus 8.68 × 1025
Neptune 1.02 × 1026
List the planets in order of their mass, starting with the lightest
Neptune: 1.02 x 1026 = 1046.52 kg Jupiter: 1.90 x 1027 = 1951 . 3 kg Mercury: 3.30 x 1023 = 3375.9 kg Venus: 4.87 x 1024 = 4986.88 kg Saturn: 5.68 x 1026 = 5827.68 kg Earth: 5.97 x 1024 = 6113.28 kg Mars: 6.42 x 1023 =6567.66 kg Uranus: 8.68 x 1025 = 8897 kg