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1.
(a) Xbox One console, (b) PS4 console
Xbox One is 3.5 kg and PS4 is 2.8 kg
2.
(a) Silver, (b) Gold [Assume same volume]
Gold has a density of 19.32 g/cm3 whereas silver has a density of only 10.49 g/cm3, therefore gold is heavier.
3.
(a) 1 million feathers, (b) XXL bowling ball
The average feather weighs 0.0082 g, so 1 million will weigh 8.2 kg. An XXL bowling ball weighs 16 pounds (7.2 kg)
4.
(a) Tokyo 2020 Olympic Gold Medal, (b) Rio 2016 Olympic Gold Medal
Tokyo 2020 Gold medal has a mass of 556 g whereas Rio 2016 Gold medal has a mass of 500g.
5.
(a) Mars, (b) Earth
Earth is 5.972x1024 kg which is x9 more than Mars which is 6.39x1023 kg.
6.
(a) Emmy Award Trophy, (b) Oscar Award Trophy
An Emmy award weighs 6.8 pounds and an Oscar award weighs 8.5 pounds.
7.
(a) 1m3 Solid water (Ice), (b) 1m3 Liquid Water
Ice is less dense, so the same volume weighs less.
8.
(a) iPhone 13 (released 2021), (b) iPhone 8 (released 2017)
iPhone 13 is 174 g, iPhone 8 is 148 g
9.
(a) $1 coin (US), (b) £1 coins (UK)
$1 (US) weighs 8.1 g, £1 (UK) weighs 8.75 g.
10.
(a) Eiffel Tower, (b) Statue of Liberty (including concrete foundation)
The Eiffel Tower has total mass of 10,100 tons, Statue of Liberty is 27,000 tons.