Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 241 · 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.True or false: ocean wave energy is a renewable energy source. (a) False (b) True
2. 2.Which of these is recycle (make new things)? (a) plant in old tyres (b) melt glass into new jars (c) print on both sides (d) reuse gift paper
3. 3.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
4. 4.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) recycle (b) reduce (c) reuse
5. 5.♻️ Which energy source will never run out? (a) coal (b) diesel (c) petrol (d) sunlight
6. 6.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
7. 7.♻️ Which is the BEST order to think about waste? (a) recycle, reuse, reduce (b) reduce, reuse, recycle (c) reuse, recycle, reduce (d) burn, bury, forget
8. 8.Which of these is reuse (use again)? (a) fix a dripping tap (b) carry a cloth bag (c) reuse gift paper (d) switch off unused lights
9. 9.♻️ Reduce, reuse or recycle: switch off unused lights? (a) recycle (b) reduce (c) reuse
10. 10.♻️ A project report has 66 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
11. 11.Which of these is reduce (use less)? (a) melt glass into new jars (b) refill a water bottle (c) use a jar as a pen stand (d) carry a cloth bag
12. 12.True or false: petrol is a renewable energy source. (a) True (b) False
13. 13.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 4 weeks?
14. 14.♻️ A family used to throw away 5 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
15. 15.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reduce (b) reuse (c) recycle
16. 16.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reduce (b) recycle (c) reuse
17. 17.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 9 weeks?
18. 18.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 1800 bottles?
19. 19.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
20. 20.Which of these is recycle (make new things)? (a) use a jar as a pen stand (b) pulp old paper (c) print on both sides (d) plant in old tyres
21. 21.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
22. 22.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 12 weeks?
23. 23.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 600 bottles?
24. 24.True or false: coal is a renewable energy source. (a) True (b) False
25. 25.♻️ A sustainable design … (a) wastes water (b) uses the most plastic (c) protects the future (d) lasts one day
26. 26.♻️ Is wind a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
27. 27.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reduce (b) recycle (c) reuse
28. 28.True or false: coal is a non-renewable energy source. (a) False (b) True
29. 29.True or false: flowing river water is a renewable energy source. (a) False (b) True
30. 30.True or false: diesel is a renewable energy source. (a) False (b) True
31. 31.Which of these is recycle (make new things)? (a) carry a cloth bag (b) print on both sides (c) melt cans into new cans (d) reuse gift paper
32. 32.♻️ A project report has 94 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
33. 33.Which of these is reuse (use again)? (a) print on both sides (b) melt glass into new jars (c) turn plastic into tiles (d) refill a water bottle
34. 34.Which of these is reduce (use less)? (a) refill a water bottle (b) give old books away (c) reuse gift paper (d) switch off unused lights
35. 35.Which of these is reuse (use again)? (a) melt cans into new cans (b) plant in old tyres (c) print on both sides (d) buy less packaging
36. 36.True or false: flowing river water is a non-renewable energy source. (a) False (b) True
37. 37.♻️ A project report has 22 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
38. 38.♻️ A project report has 80 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
39. 39.Which of these is reuse (use again)? (a) fix a dripping tap (b) turn plastic into tiles (c) give old books away (d) print on both sides
40. 40.True or false: wind is a non-renewable energy source. (a) False (b) True

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