Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 290 · 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.True or false: coal is a renewable energy source. (a) True (b) False
2. 2.♻️ Reduce, reuse or recycle: print on both sides? (a) reduce (b) reuse (c) recycle
3. 3.True or false: sunlight is a renewable energy source. (a) False (b) True
4. 4.♻️ Reduce, reuse or recycle: buy less packaging? (a) reuse (b) reduce (c) recycle
5. 5.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 4050 bottles?
6. 6.♻️ Is diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
7. 7.Which of these is reuse (use again)? (a) melt glass into new jars (b) plant in old tyres (c) fix a dripping tap (d) melt cans into new cans
8. 8.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) recycle (b) reuse (c) reduce
9. 9.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
10. 10.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
11. 11.♻️ A project report has 36 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
12. 12.♻️ Which is the BEST order to think about waste? (a) recycle, reuse, reduce (b) reuse, recycle, reduce (c) burn, bury, forget (d) reduce, reuse, recycle
13. 13.Which of these is reuse (use again)? (a) melt glass into new jars (b) use a jar as a pen stand (c) print on both sides (d) fix a dripping tap
14. 14.Which of these is reuse (use again)? (a) turn plastic into tiles (b) carry a cloth bag (c) give old books away (d) pulp old paper
15. 15.Which of these is recycle (make new things)? (a) print on both sides (b) carry a cloth bag (c) give old books away (d) melt cans into new cans
16. 16.♻️ 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?
17. 17.♻️ Which energy source will never run out? (a) sunlight (b) petrol (c) diesel (d) coal
18. 18.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 3200 bottles?
19. 19.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
20. 20.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reduce (b) reuse (c) recycle
21. 21.Which of these is reduce (use less)? (a) reuse gift paper (b) switch off unused lights (c) plant in old tyres (d) give old books away
22. 22.True or false: diesel is a renewable energy source. (a) True (b) False
23. 23.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reuse (b) reduce (c) recycle
24. 24.♻️ A sustainable design … (a) lasts one day (b) uses the most plastic (c) wastes water (d) protects the future
25. 25.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 2800 bottles?
26. 26.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) recycle (b) reduce (c) reuse
27. 27.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
28. 28.True or false: petrol is a renewable energy source. (a) True (b) False
29. 29.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
30. 30.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
31. 31.Which of these is reduce (use less)? (a) buy less packaging (b) refill a water bottle (c) reuse gift paper (d) use a jar as a pen stand
32. 32.True or false: sunlight is a non-renewable energy source. (a) False (b) True
33. 33.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reduce (b) reuse (c) recycle
34. 34.True or false: natural gas is a renewable energy source. (a) True (b) False
35. 35.True or false: wind is a non-renewable energy source. (a) True (b) False
36. 36.True or false: ocean wave energy is a non-renewable energy source. (a) False (b) True
37. 37.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
38. 38.True or false: natural gas is a non-renewable energy source. (a) True (b) False
39. 39.Which of these is reduce (use less)? (a) melt cans into new cans (b) print on both sides (c) give old books away (d) refill a water bottle
40. 40.Which of these is recycle (make new things)? (a) melt glass into new jars (b) plant in old tyres (c) give old books away (d) buy less packaging

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