Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 84 · 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: print on both sides? (a) reduce (b) reuse (c) recycle
2. 2.♻️ Which energy source will never run out? (a) coal (b) sunlight (c) diesel (d) petrol
3. 3.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
4. 4.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 1750 bottles?
5. 5.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) recycle (b) reuse (c) reduce
6. 6.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
7. 7.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
8. 8.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 1350 bottles?
9. 9.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 2000 bottles?
10. 10.♻️ A sustainable design … (a) wastes water (b) uses the most plastic (c) protects the future (d) lasts one day
11. 11.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reuse (b) recycle (c) reduce
12. 12.♻️ Is natural gas a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
13. 13.♻️ Is petrol a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
14. 14.♻️ Which is the BEST order to think about waste? (a) burn, bury, forget (b) reuse, recycle, reduce (c) recycle, reuse, reduce (d) reduce, reuse, recycle
15. 15.True or false: wind is a renewable energy source. (a) False (b) True
16. 16.Which of these is reuse (use again)? (a) pulp old paper (b) switch off unused lights (c) print on both sides (d) give old books away
17. 17.Which of these is reuse (use again)? (a) refill a water bottle (b) print on both sides (c) pulp old paper (d) switch off unused lights
18. 18.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 1200 bottles?
19. 19.Which of these is recycle (make new things)? (a) fix a dripping tap (b) buy less packaging (c) melt glass into new jars (d) print on both sides
20. 20.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 11 weeks?
21. 21.Which of these is recycle (make new things)? (a) fix a dripping tap (b) buy less packaging (c) plant in old tyres (d) turn plastic into tiles
22. 22.True or false: petrol is a renewable energy source. (a) True (b) False
23. 23.♻️ A project report has 38 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
24. 24.Which of these is reduce (use less)? (a) pulp old paper (b) plant in old tyres (c) use a jar as a pen stand (d) fix a dripping tap
25. 25.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 900 bottles?
26. 26.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 4 weeks?
27. 27.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 8 weeks?
28. 28.♻️ Reduce, reuse or recycle: pulp old paper? (a) recycle (b) reduce (c) reuse
29. 29.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
30. 30.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
31. 31.True or false: coal is a non-renewable energy source. (a) False (b) True
32. 32.Which of these is reuse (use again)? (a) melt glass into new jars (b) pulp old paper (c) use a jar as a pen stand (d) carry a cloth bag
33. 33.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) recycle (b) reduce (c) reuse
34. 34.Which of these is reuse (use again)? (a) turn plastic into tiles (b) print on both sides (c) plant in old tyres (d) fix a dripping tap
35. 35.♻️ A project report has 66 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
36. 36.♻️ A project report has 10 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
37. 37.♻️ A project report has 92 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
38. 38.♻️ Reduce, reuse or recycle: buy less packaging? (a) reuse (b) recycle (c) reduce
39. 39.Which of these is reuse (use again)? (a) reuse gift paper (b) print on both sides (c) melt glass into new jars (d) carry a cloth bag
40. 40.♻️ A project report has 62 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?

Free engineering lessons, practice and worksheets at talentjr.in/engineering-for-kids