Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 842 · 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 biogas from waste a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
2. 2.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 1200 bottles?
3. 3.Which of these is reuse (use again)? (a) switch off unused lights (b) buy less packaging (c) melt glass into new jars (d) refill a water bottle
4. 4.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
5. 5.♻️ A sustainable design … (a) uses the most plastic (b) protects the future (c) wastes water (d) lasts one day
6. 6.♻️ A project report has 14 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
7. 7.Which of these is recycle (make new things)? (a) give old books away (b) refill a water bottle (c) print on both sides (d) pulp old paper
8. 8.Which of these is reuse (use again)? (a) print on both sides (b) give old books away (c) buy less packaging (d) pulp old paper
9. 9.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 6 weeks?
10. 10.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
11. 11.True or false: wind is a non-renewable energy source. (a) True (b) False
12. 12.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
13. 13.♻️ Which energy source will never run out? (a) sunlight (b) petrol (c) diesel (d) coal
14. 14.♻️ 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
15. 15.♻️ Reduce, reuse or recycle: plant in old tyres? (a) recycle (b) reuse (c) reduce
16. 16.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
17. 17.True or false: sunlight is a non-renewable energy source. (a) True (b) False
18. 18.Which of these is recycle (make new things)? (a) melt cans into new cans (b) give old books away (c) switch off unused lights (d) use a jar as a pen stand
19. 19.True or false: petrol is a renewable energy source. (a) True (b) False
20. 20.Which of these is reuse (use again)? (a) print on both sides (b) switch off unused lights (c) reuse gift paper (d) pulp old paper
21. 21.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 3000 bottles?
22. 22.♻️ A project report has 24 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
23. 23.True or false: diesel is a renewable energy source. (a) False (b) True
24. 24.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 500 bottles?
25. 25.♻️ A project report has 40 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
26. 26.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reuse (b) recycle (c) reduce
27. 27.Which of these is recycle (make new things)? (a) reuse gift paper (b) use a jar as a pen stand (c) fix a dripping tap (d) turn plastic into tiles
28. 28.♻️ Is wind a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
29. 29.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reduce (b) recycle (c) reuse
30. 30.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 8 weeks?
31. 31.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 3500 bottles?
32. 32.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 3850 bottles?
33. 33.♻️ Reduce, reuse or recycle: switch off unused lights? (a) recycle (b) reuse (c) reduce
34. 34.Which of these is recycle (make new things)? (a) give old books away (b) melt glass into new jars (c) reuse gift paper (d) carry a cloth bag
35. 35.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 11 weeks?
36. 36.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 11 weeks?
37. 37.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 11 weeks?
38. 38.True or false: sunlight is a renewable energy source. (a) True (b) False
39. 39.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reuse (b) reduce (c) recycle
40. 40.♻️ A project report has 78 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