Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 424 · 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.♻️ Is natural gas a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
2. 2.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 400 bottles?
3. 3.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) recycle (b) reuse (c) reduce
4. 4.True or false: sunlight is a renewable energy source. (a) True (b) False
5. 5.Which of these is reduce (use less)? (a) pulp old paper (b) melt cans into new cans (c) carry a cloth bag (d) use a jar as a pen stand
6. 6.Which of these is reduce (use less)? (a) plant in old tyres (b) switch off unused lights (c) melt glass into new jars (d) use a jar as a pen stand
7. 7.Which of these is reduce (use less)? (a) buy less packaging (b) refill a water bottle (c) plant in old tyres (d) turn plastic into tiles
8. 8.♻️ Reduce, reuse or recycle: pulp old paper? (a) reuse (b) recycle (c) reduce
9. 9.♻️ Reduce, reuse or recycle: give old books away? (a) reuse (b) reduce (c) recycle
10. 10.♻️ A sustainable design … (a) lasts one day (b) protects the future (c) wastes water (d) uses the most plastic
11. 11.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 6000 bottles?
12. 12.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reuse (b) reduce (c) recycle
13. 13.♻️ Reduce, reuse or recycle: plant in old tyres? (a) recycle (b) reduce (c) reuse
14. 14.True or false: natural gas is a renewable energy source. (a) False (b) True
15. 15.Which of these is recycle (make new things)? (a) buy less packaging (b) fix a dripping tap (c) switch off unused lights (d) pulp old paper
16. 16.♻️ Reduce, reuse or recycle: buy less packaging? (a) reuse (b) reduce (c) recycle
17. 17.♻️ Which energy source will never run out? (a) coal (b) sunlight (c) petrol (d) diesel
18. 18.Which of these is recycle (make new things)? (a) refill a water bottle (b) buy less packaging (c) turn plastic into tiles (d) carry a cloth bag
19. 19.Which of these is reuse (use again)? (a) turn plastic into tiles (b) pulp old paper (c) fix a dripping tap (d) refill a water bottle
20. 20.♻️ 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
21. 21.♻️ Reduce, reuse or recycle: print on both sides? (a) recycle (b) reduce (c) reuse
22. 22.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 1200 bottles?
23. 23.True or false: ocean wave energy is a non-renewable energy source. (a) False (b) True
24. 24.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) recycle (b) reduce (c) reuse
25. 25.Which of these is recycle (make new things)? (a) reuse gift paper (b) melt cans into new cans (c) fix a dripping tap (d) print on both sides
26. 26.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 1600 bottles?
27. 27.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reduce (b) recycle (c) reuse
28. 28.Which of these is reuse (use again)? (a) pulp old paper (b) fix a dripping tap (c) use a jar as a pen stand (d) switch off unused lights
29. 29.True or false: coal is a renewable energy source. (a) False (b) True
30. 30.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reduce (b) reuse (c) recycle
31. 31.♻️ Is wind a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
32. 32.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
33. 33.True or false: ocean wave energy is a renewable energy source. (a) True (b) False
34. 34.Which of these is reuse (use again)? (a) give old books away (b) switch off unused lights (c) carry a cloth bag (d) melt glass into new jars
35. 35.Which of these is reuse (use again)? (a) reuse gift paper (b) melt glass into new jars (c) melt cans into new cans (d) print on both sides
36. 36.True or false: petrol is a renewable energy source. (a) True (b) False
37. 37.♻️ A project report has 84 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
38. 38.♻️ Is coal a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
39. 39.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
40. 40.True or false: natural gas is a non-renewable energy source. (a) True (b) False

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