Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 857 · 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.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reuse (b) reduce (c) recycle
2. 2.True or false: coal is a renewable energy source. (a) False (b) True
3. 3.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
4. 4.Which of these is recycle (make new things)? (a) fix a dripping tap (b) refill a water bottle (c) give old books away (d) pulp old paper
5. 5.♻️ Which energy source will never run out? (a) coal (b) petrol (c) sunlight (d) diesel
6. 6.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
7. 7.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reduce (b) reuse (c) recycle
8. 8.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 800 bottles?
9. 9.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) recycle (b) reduce (c) reuse
10. 10.True or false: flowing river water is a non-renewable energy source. (a) False (b) True
11. 11.♻️ Reduce, reuse or recycle: print on both sides? (a) recycle (b) reuse (c) reduce
12. 12.Which of these is recycle (make new things)? (a) buy less packaging (b) plant in old tyres (c) refill a water bottle (d) melt cans into new cans
13. 13.True or false: natural gas is a non-renewable energy source. (a) False (b) True
14. 14.Which of these is recycle (make new things)? (a) turn plastic into tiles (b) reuse gift paper (c) give old books away (d) use a jar as a pen stand
15. 15.♻️ Which is the BEST order to think about waste? (a) reuse, recycle, reduce (b) burn, bury, forget (c) reduce, reuse, recycle (d) recycle, reuse, reduce
16. 16.♻️ Reduce, reuse or recycle: give old books away? (a) reduce (b) recycle (c) reuse
17. 17.True or false: flowing river water is a renewable energy source. (a) False (b) True
18. 18.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
19. 19.Which of these is reuse (use again)? (a) buy less packaging (b) give old books away (c) melt glass into new jars (d) print on both sides
20. 20.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) recycle (b) reuse (c) reduce
21. 21.♻️ A project report has 34 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
22. 22.Which of these is reuse (use again)? (a) melt cans into new cans (b) melt glass into new jars (c) carry a cloth bag (d) plant in old tyres
23. 23.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 3000 bottles?
24. 24.♻️ A sustainable design … (a) lasts one day (b) uses the most plastic (c) protects the future (d) wastes water
25. 25.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 1200 bottles?
26. 26.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 300 bottles?
27. 27.♻️ A project report has 94 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
28. 28.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reduce (b) recycle (c) reuse
29. 29.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 4500 bottles?
30. 30.♻️ Reduce, reuse or recycle: buy less packaging? (a) reduce (b) recycle (c) reuse
31. 31.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 3000 bottles?
32. 32.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reduce (b) recycle (c) reuse
33. 33.Which of these is reuse (use again)? (a) switch off unused lights (b) melt glass into new jars (c) turn plastic into tiles (d) reuse gift paper
34. 34.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
35. 35.Which of these is reuse (use again)? (a) fix a dripping tap (b) pulp old paper (c) use a jar as a pen stand (d) carry a cloth bag
36. 36.True or false: ocean wave energy is a renewable energy source. (a) True (b) False
37. 37.Which of these is recycle (make new things)? (a) plant in old tyres (b) use a jar as a pen stand (c) switch off unused lights (d) melt glass into new jars
38. 38.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 3600 bottles?
39. 39.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 3600 bottles?
40. 40.Which of these is reduce (use less)? (a) give old books away (b) carry a cloth bag (c) turn plastic into tiles (d) melt cans into new cans

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