Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 157 · 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 of these is reduce (use less)? (a) give old books away (b) carry a cloth bag (c) melt cans into new cans (d) use a jar as a pen stand
2. 2.♻️ Reduce, reuse or recycle: buy less packaging? (a) reduce (b) reuse (c) recycle
3. 3.♻️ Is natural gas a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
4. 4.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
5. 5.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reduce (b) reuse (c) recycle
6. 6.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 900 bottles?
7. 7.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
8. 8.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reduce (b) reuse (c) recycle
9. 9.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reuse (b) reduce (c) recycle
10. 10.♻️ Is wind a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
11. 11.♻️ Reduce, reuse or recycle: print on both sides? (a) recycle (b) reduce (c) reuse
12. 12.True or false: ocean wave energy is a non-renewable energy source. (a) False (b) True
13. 13.True or false: sunlight is a non-renewable energy source. (a) True (b) False
14. 14.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) recycle (b) reuse (c) reduce
15. 15.True or false: flowing river water is a renewable energy source. (a) True (b) False
16. 16.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reuse (b) recycle (c) reduce
17. 17.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reuse (b) reduce (c) recycle
18. 18.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reduce (b) reuse (c) recycle
19. 19.Which of these is reuse (use again)? (a) melt cans into new cans (b) fix a dripping tap (c) switch off unused lights (d) use a jar as a pen stand
20. 20.True or false: diesel is a renewable energy source. (a) False (b) True
21. 21.Which of these is reuse (use again)? (a) pulp old paper (b) plant in old tyres (c) print on both sides (d) fix a dripping tap
22. 22.Which of these is recycle (make new things)? (a) melt glass into new jars (b) give old books away (c) carry a cloth bag (d) reuse gift paper
23. 23.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 1200 bottles?
24. 24.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 900 bottles?
25. 25.True or false: wind is a non-renewable energy source. (a) False (b) True
26. 26.♻️ Which is the BEST order to think about waste? (a) reduce, reuse, recycle (b) reuse, recycle, reduce (c) burn, bury, forget (d) recycle, reuse, reduce
27. 27.Which of these is reuse (use again)? (a) turn plastic into tiles (b) melt cans into new cans (c) buy less packaging (d) reuse gift paper
28. 28.♻️ Which energy source will never run out? (a) diesel (b) petrol (c) coal (d) sunlight
29. 29.True or false: flowing river water is a non-renewable energy source. (a) False (b) True
30. 30.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 500 bottles?
31. 31.Which of these is reuse (use again)? (a) print on both sides (b) buy less packaging (c) melt glass into new jars (d) refill a water bottle
32. 32.True or false: coal is a non-renewable energy source. (a) False (b) True
33. 33.True or false: sunlight is a renewable energy source. (a) True (b) False
34. 34.♻️ A sustainable design … (a) lasts one day (b) protects the future (c) uses the most plastic (d) wastes water
35. 35.♻️ A project report has 56 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
36. 36.True or false: petrol is a non-renewable energy source. (a) True (b) False
37. 37.Which of these is reuse (use again)? (a) print on both sides (b) give old books away (c) switch off unused lights (d) buy less packaging
38. 38.♻️ A project report has 42 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
39. 39.♻️ Is diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
40. 40.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 9 weeks?

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