Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 524 · 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.♻️ Which energy source will never run out? (a) diesel (b) sunlight (c) coal (d) petrol
2. 2.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 10 weeks?
3. 3.Which of these is recycle (make new things)? (a) plant in old tyres (b) melt glass into new jars (c) carry a cloth bag (d) give old books away
4. 4.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 1350 bottles?
5. 5.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reuse (b) recycle (c) reduce
6. 6.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 2800 bottles?
7. 7.♻️ Is diesel a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
8. 8.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
9. 9.Which of these is recycle (make new things)? (a) melt cans into new cans (b) plant in old tyres (c) fix a dripping tap (d) refill a water bottle
10. 10.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reduce (b) recycle (c) reuse
11. 11.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) recycle (b) reduce (c) reuse
12. 12.True or false: diesel is a renewable energy source. (a) False (b) True
13. 13.♻️ A family used to throw away 6 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 5 weeks?
14. 14.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
15. 15.True or false: sunlight is a non-renewable energy source. (a) True (b) False
16. 16.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 6000 bottles?
17. 17.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
18. 18.♻️ A project report has 42 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
19. 19.True or false: petrol is a renewable energy source. (a) True (b) False
20. 20.True or false: wind is a renewable energy source. (a) True (b) False
21. 21.Which of these is recycle (make new things)? (a) turn plastic into tiles (b) use a jar as a pen stand (c) reuse gift paper (d) print on both sides
22. 22.♻️ Is sunlight a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
23. 23.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
24. 24.♻️ A sustainable design … (a) lasts one day (b) uses the most plastic (c) wastes water (d) protects the future
25. 25.Which of these is reuse (use again)? (a) reuse gift paper (b) turn plastic into tiles (c) carry a cloth bag (d) print on both sides
26. 26.♻️ Reduce, reuse or recycle: print on both sides? (a) reuse (b) recycle (c) reduce
27. 27.Which of these is reduce (use less)? (a) use a jar as a pen stand (b) reuse gift paper (c) plant in old tyres (d) print on both sides
28. 28.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reuse (b) recycle (c) reduce
29. 29.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reduce (b) reuse (c) recycle
30. 30.♻️ Reduce, reuse or recycle: buy less packaging? (a) reduce (b) recycle (c) reuse
31. 31.♻️ A project report has 56 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
32. 32.♻️ Which is the BEST order to think about waste? (a) reduce, reuse, recycle (b) burn, bury, forget (c) recycle, reuse, reduce (d) reuse, recycle, reduce
33. 33.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
34. 34.True or false: wind is a non-renewable energy source. (a) True (b) False
35. 35.Which of these is reuse (use again)? (a) carry a cloth bag (b) melt cans into new cans (c) use a jar as a pen stand (d) melt glass into new jars
36. 36.♻️ A project report has 20 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
37. 37.True or false: petrol is a non-renewable energy source. (a) False (b) True
38. 38.True or false: flowing river water is a renewable energy source. (a) True (b) False
39. 39.Which of these is recycle (make new things)? (a) fix a dripping tap (b) give old books away (c) pulp old paper (d) plant in old tyres
40. 40.True or false: coal is a renewable energy source. (a) False (b) True

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