Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 890 · 40 questions

Engineer's tip (Reduce, reuse, recycle): Reduce = use less · reuse = use again · recycle = break down and remake. Renewable: sun, wind, water, biogas, waves. Non-renewable: coal, petrol, diesel, natural gas. Count savings with × and ÷: bags per week × weeks, bottles ÷ bottles per bench.

1. 1.♻️ Reduce, reuse or recycle: give old books away? (a) reduce (b) recycle (c) reuse
2. 2.True or false: petrol is a non-renewable energy source. (a) False (b) True
3. 3.True or false: sunlight is a non-renewable energy source. (a) True (b) False
4. 4.Which of these is reduce (use less)? (a) pulp old paper (b) carry a cloth bag (c) give old books away (d) melt cans into new cans
5. 5.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 8 weeks?
6. 6.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
7. 7.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 1650 bottles?
8. 8.♻️ A project report has 68 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
9. 9.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reuse (b) reduce (c) recycle
10. 10.♻️ Reduce, reuse or recycle: print on both sides? (a) recycle (b) reuse (c) reduce
11. 11.Which of these is recycle (make new things)? (a) reuse gift paper (b) give old books away (c) melt glass into new jars (d) carry a cloth bag
12. 12.♻️ Which is the BEST order to think about waste? (a) recycle, reuse, reduce (b) reuse, recycle, reduce (c) reduce, reuse, recycle (d) burn, bury, forget
13. 13.♻️ A family used to throw away 10 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 5 weeks?
14. 14.Which of these is reuse (use again)? (a) buy less packaging (b) carry a cloth bag (c) reuse gift paper (d) fix a dripping tap
15. 15.Which of these is reuse (use again)? (a) refill a water bottle (b) pulp old paper (c) carry a cloth bag (d) switch off unused lights
16. 16.True or false: wind is a renewable energy source. (a) False (b) True
17. 17.♻️ Which energy source will never run out? (a) sunlight (b) coal (c) diesel (d) petrol
18. 18.♻️ A project report has 94 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
19. 19.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 1750 bottles?
20. 20.True or false: diesel is a non-renewable energy source. (a) False (b) True
21. 21.Which of these is reduce (use less)? (a) plant in old tyres (b) turn plastic into tiles (c) switch off unused lights (d) melt cans into new cans
22. 22.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reuse (b) reduce (c) recycle
23. 23.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
24. 24.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 2400 bottles?
25. 25.Which of these is reuse (use again)? (a) print on both sides (b) carry a cloth bag (c) melt glass into new jars (d) plant in old tyres
26. 26.♻️ A project report has 26 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
27. 27.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 1500 bottles?
28. 28.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
29. 29.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reuse (b) reduce (c) recycle
30. 30.Which of these is reduce (use less)? (a) use a jar as a pen stand (b) plant in old tyres (c) buy less packaging (d) refill a water bottle
31. 31.♻️ A sustainable design … (a) wastes water (b) uses the most plastic (c) lasts one day (d) protects the future
32. 32.Which of these is reduce (use less)? (a) plant in old tyres (b) use a jar as a pen stand (c) melt cans into new cans (d) print on both sides
33. 33.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reuse (b) recycle (c) reduce
34. 34.♻️ A project report has 34 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
35. 35.♻️ A project report has 18 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
36. 36.True or false: ocean wave energy is a non-renewable energy source. (a) True (b) False
37. 37.Which of these is recycle (make new things)? (a) plant in old tyres (b) carry a cloth bag (c) switch off unused lights (d) melt cans into new cans
38. 38.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 4 weeks?
39. 39.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
40. 40.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 11 weeks?

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