Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 94 · 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) use a jar as a pen stand (b) plant in old tyres (c) give old books away (d) print on both sides
2. 2.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reuse (b) recycle (c) reduce
3. 3.♻️ Which is the BEST order to think about waste? (a) recycle, reuse, reduce (b) burn, bury, forget (c) reduce, reuse, recycle (d) reuse, recycle, reduce
4. 4.True or false: coal is a renewable energy source. (a) True (b) False
5. 5.♻️ A family used to throw away 5 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 4 weeks?
6. 6.♻️ Which energy source will never run out? (a) diesel (b) sunlight (c) petrol (d) coal
7. 7.Which of these is recycle (make new things)? (a) melt cans into new cans (b) give old books away (c) carry a cloth bag (d) use a jar as a pen stand
8. 8.♻️ Is natural gas a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
9. 9.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reuse (b) reduce (c) recycle
10. 10.♻️ A project report has 46 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
11. 11.♻️ A family used to throw away 10 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 6 weeks?
12. 12.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
13. 13.Which of these is reduce (use less)? (a) pulp old paper (b) turn plastic into tiles (c) carry a cloth bag (d) give old books away
14. 14.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) recycle (b) reduce (c) reuse
15. 15.True or false: ocean wave energy is a renewable energy source. (a) False (b) True
16. 16.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reuse (b) recycle (c) reduce
17. 17.♻️ Is coal a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
18. 18.♻️ A family used to throw away 5 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
19. 19.Which of these is recycle (make new things)? (a) turn plastic into tiles (b) carry a cloth bag (c) print on both sides (d) use a jar as a pen stand
20. 20.True or false: wind is a renewable energy source. (a) True (b) False
21. 21.True or false: ocean wave energy is a non-renewable energy source. (a) False (b) True
22. 22.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reuse (b) reduce (c) recycle
23. 23.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
24. 24.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
25. 25.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
26. 26.♻️ Reduce, reuse or recycle: refill a water bottle? (a) recycle (b) reduce (c) reuse
27. 27.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reuse (b) recycle (c) reduce
28. 28.True or false: biogas from waste is a non-renewable energy source. (a) True (b) False
29. 29.Which of these is recycle (make new things)? (a) plant in old tyres (b) carry a cloth bag (c) give old books away (d) pulp old paper
30. 30.Which of these is reduce (use less)? (a) turn plastic into tiles (b) buy less packaging (c) melt glass into new jars (d) give old books away
31. 31.True or false: petrol is a non-renewable energy source. (a) True (b) False
32. 32.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) recycle (b) reduce (c) reuse
33. 33.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
34. 34.Which of these is reuse (use again)? (a) print on both sides (b) fix a dripping tap (c) pulp old paper (d) give old books away
35. 35.True or false: natural gas is a renewable energy source. (a) True (b) False
36. 36.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
37. 37.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
38. 38.True or false: diesel is a renewable energy source. (a) False (b) True
39. 39.True or false: biogas from waste is a renewable energy source. (a) True (b) False
40. 40.Which of these is reuse (use again)? (a) melt glass into new jars (b) plant in old tyres (c) turn plastic into tiles (d) pulp old paper

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