Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 904 · 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.Which of these is reduce (use less)? (a) turn plastic into tiles (b) give old books away (c) fix a dripping tap (d) use a jar as a pen stand
2. 2.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reuse (b) recycle (c) reduce
3. 3.♻️ Is petrol a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
4. 4.♻️ A project report has 68 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
5. 5.♻️ Which is the BEST order to think about waste? (a) reuse, recycle, reduce (b) recycle, reuse, reduce (c) burn, bury, forget (d) reduce, reuse, recycle
6. 6.♻️ Which energy source will never run out? (a) coal (b) petrol (c) diesel (d) sunlight
7. 7.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reuse (b) recycle (c) reduce
8. 8.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 4 weeks?
9. 9.Which of these is recycle (make new things)? (a) switch off unused lights (b) pulp old paper (c) refill a water bottle (d) plant in old tyres
10. 10.True or false: diesel is a non-renewable energy source. (a) False (b) True
11. 11.♻️ A project report has 46 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
12. 12.♻️ A sustainable design … (a) uses the most plastic (b) lasts one day (c) protects the future (d) wastes water
13. 13.♻️ A project report has 28 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
14. 14.True or false: wind is a renewable energy source. (a) True (b) False
15. 15.True or false: coal is a non-renewable energy source. (a) False (b) True
16. 16.True or false: biogas from waste is a non-renewable energy source. (a) False (b) True
17. 17.Which of these is recycle (make new things)? (a) fix a dripping tap (b) turn plastic into tiles (c) print on both sides (d) plant in old tyres
18. 18.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 3150 bottles?
19. 19.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
20. 20.Which of these is recycle (make new things)? (a) buy less packaging (b) melt cans into new cans (c) plant in old tyres (d) refill a water bottle
21. 21.♻️ Reduce, reuse or recycle: give old books away? (a) recycle (b) reuse (c) reduce
22. 22.♻️ Reduce, reuse or recycle: plant in old tyres? (a) recycle (b) reuse (c) reduce
23. 23.True or false: ocean wave energy is a renewable energy source. (a) True (b) False
24. 24.Which of these is reduce (use less)? (a) refill a water bottle (b) turn plastic into tiles (c) pulp old paper (d) switch off unused lights
25. 25.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
26. 26.♻️ Is natural gas a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
27. 27.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reuse (b) reduce (c) recycle
28. 28.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 3300 bottles?
29. 29.♻️ Is diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
30. 30.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reduce (b) reuse (c) recycle
31. 31.Which of these is reduce (use less)? (a) melt cans into new cans (b) print on both sides (c) pulp old paper (d) melt glass into new jars
32. 32.Which of these is recycle (make new things)? (a) reuse gift paper (b) plant in old tyres (c) melt glass into new jars (d) switch off unused lights
33. 33.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 1000 bottles?
34. 34.Which of these is reuse (use again)? (a) melt glass into new jars (b) turn plastic into tiles (c) switch off unused lights (d) reuse gift paper
35. 35.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 1000 bottles?
36. 36.True or false: natural gas is a non-renewable energy source. (a) False (b) True
37. 37.True or false: coal is a renewable energy source. (a) True (b) False
38. 38.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reuse (b) recycle (c) reduce
39. 39.True or false: ocean wave energy is a non-renewable energy source. (a) True (b) False
40. 40.♻️ A project report has 56 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?

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