Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 165 · 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 recycle (make new things)? (a) buy less packaging (b) reuse gift paper (c) melt cans into new cans (d) switch off unused lights
2. 2.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
3. 3.Which of these is recycle (make new things)? (a) plant in old tyres (b) melt glass into new jars (c) carry a cloth bag (d) use a jar as a pen stand
4. 4.True or false: petrol is a renewable energy source. (a) False (b) True
5. 5.♻️ Is sunlight a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
6. 6.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reduce (b) recycle (c) reuse
7. 7.♻️ Is petrol a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
8. 8.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reduce (b) reuse (c) recycle
9. 9.♻️ Which is the BEST order to think about waste? (a) reduce, reuse, recycle (b) reuse, recycle, reduce (c) recycle, reuse, reduce (d) burn, bury, forget
10. 10.True or false: sunlight is a non-renewable energy source. (a) False (b) True
11. 11.Which of these is reuse (use again)? (a) print on both sides (b) turn plastic into tiles (c) reuse gift paper (d) melt glass into new jars
12. 12.True or false: flowing river water is a non-renewable energy source. (a) True (b) False
13. 13.Which of these is reduce (use less)? (a) pulp old paper (b) use a jar as a pen stand (c) carry a cloth bag (d) plant in old tyres
14. 14.True or false: natural gas is a non-renewable energy source. (a) False (b) True
15. 15.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 10 weeks?
16. 16.♻️ Which energy source will never run out? (a) coal (b) sunlight (c) diesel (d) petrol
17. 17.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 9 weeks?
18. 18.Which of these is reduce (use less)? (a) buy less packaging (b) reuse gift paper (c) pulp old paper (d) use a jar as a pen stand
19. 19.♻️ A family used to throw away 10 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
20. 20.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) recycle (b) reduce (c) reuse
21. 21.Which of these is recycle (make new things)? (a) use a jar as a pen stand (b) pulp old paper (c) refill a water bottle (d) print on both sides
22. 22.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 300 bottles?
23. 23.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 900 bottles?
24. 24.♻️ A project report has 94 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
25. 25.♻️ 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?
26. 26.Which of these is reuse (use again)? (a) melt cans into new cans (b) plant in old tyres (c) print on both sides (d) turn plastic into tiles
27. 27.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reduce (b) reuse (c) recycle
28. 28.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 1200 bottles?
29. 29.True or false: diesel is a non-renewable energy source. (a) False (b) True
30. 30.♻️ Reduce, reuse or recycle: buy less packaging? (a) recycle (b) reduce (c) reuse
31. 31.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
32. 32.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reduce (b) recycle (c) reuse
33. 33.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reduce (b) reuse (c) recycle
34. 34.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 300 bottles?
35. 35.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
36. 36.♻️ Is diesel a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
37. 37.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 4800 bottles?
38. 38.♻️ Reduce, reuse or recycle: plant in old tyres? (a) recycle (b) reuse (c) reduce
39. 39.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
40. 40.True or false: biogas from waste is a non-renewable energy source. (a) True (b) False

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