An object travels 70 metres in 14 seconds. What is its average speed in metres per second?

✅ D. 19000

a: 1900 | b: 190 | c: 1019 | d: 19000 Read more

✅ D. Processes materials so they can be used again

a: Creates new raw materials from nothing | b: Prevents all waste automatically | c: Always turns waste into fuel | d: Processes materials so they can be used again Read more

✅ B. 20000

a: 200 | b: 20000 | c: 1020 | d: 2000 Read more

✅ B. Liquid

a: Solid | b: Liquid | c: Plasma only | d: Gas Read more

✅ D. Total greenhouse-gas emissions associated with an activity or entity

a: A shoe mark in soil | b: The weight of coal only | c: A tree's height | d: Total greenhouse-gas emissions associated with an activity or entity Read more

✅ A. 14000

a: 14000 | b: 1400 | c: 1014 | d: 140 Read more

✅ C. Breakdown of larger plastic items and synthetic fibres

a: Only volcanic ash | b: Only fresh snow | c: Breakdown of larger plastic items and synthetic fibres | d: Only untreated timber Read more

✅ B. 29000

a: 1029 | b: 29000 | c: 290 | d: 2900 Read more