Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 554 · 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.♻️ A sustainable design … (a) wastes water (b) uses the most plastic (c) lasts one day (d) protects the future
2. 2.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
3. 3.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
4. 4.♻️ Reduce, reuse or recycle: pulp old paper? (a) reduce (b) reuse (c) recycle
5. 5.Which of these is reduce (use less)? (a) buy less packaging (b) refill a water bottle (c) give old books away (d) melt cans into new cans
6. 6.Which of these is reduce (use less)? (a) melt glass into new jars (b) melt cans into new cans (c) fix a dripping tap (d) give old books away
7. 7.♻️ 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
8. 8.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
9. 9.Which of these is recycle (make new things)? (a) buy less packaging (b) fix a dripping tap (c) switch off unused lights (d) melt glass into new jars
10. 10.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reduce (b) reuse (c) recycle
11. 11.True or false: flowing river water is a non-renewable energy source. (a) True (b) False
12. 12.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 1800 bottles?
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.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reuse (b) recycle (c) reduce
15. 15.♻️ Which energy source will never run out? (a) petrol (b) sunlight (c) coal (d) diesel
16. 16.♻️ Is petrol a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
17. 17.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
18. 18.♻️ Reduce, reuse or recycle: reuse gift paper? (a) recycle (b) reuse (c) reduce
19. 19.Which of these is reuse (use again)? (a) carry a cloth bag (b) print on both sides (c) melt glass into new jars (d) reuse gift paper
20. 20.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 700 bottles?
21. 21.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
22. 22.Which of these is reduce (use less)? (a) plant in old tyres (b) use a jar as a pen stand (c) carry a cloth bag (d) refill a water bottle
23. 23.True or false: coal is a non-renewable energy source. (a) False (b) True
24. 24.True or false: sunlight is a renewable energy source. (a) False (b) True
25. 25.♻️ A project report has 12 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
26. 26.♻️ A project report has 56 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 100 recycled plastic bottles. How many benches can be made from 300 bottles?
28. 28.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 1000 bottles?
29. 29.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reduce (b) reuse (c) recycle
30. 30.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 1250 bottles?
31. 31.True or false: sunlight is a non-renewable energy source. (a) True (b) False
32. 32.True or false: natural gas is a renewable energy source. (a) True (b) False
33. 33.True or false: diesel is a non-renewable energy source. (a) True (b) False
34. 34.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) recycle (b) reuse (c) reduce
35. 35.Which of these is recycle (make new things)? (a) melt cans into new cans (b) buy less packaging (c) give old books away (d) plant in old tyres
36. 36.♻️ A project report has 84 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
37. 37.Which of these is reuse (use again)? (a) melt glass into new jars (b) melt cans into new cans (c) use a jar as a pen stand (d) switch off unused lights
38. 38.♻️ A family used to throw away 6 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 10 weeks?
39. 39.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 7 weeks?
40. 40.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 12 weeks?

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