Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 933 · 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.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 12 weeks?
2. 2.Which of these is reduce (use less)? (a) melt cans into new cans (b) give old books away (c) use a jar as a pen stand (d) fix a dripping tap
3. 3.Which of these is recycle (make new things)? (a) melt glass into new jars (b) fix a dripping tap (c) refill a water bottle (d) use a jar as a pen stand
4. 4.♻️ Is petrol a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
5. 5.Which of these is reuse (use again)? (a) turn plastic into tiles (b) carry a cloth bag (c) melt cans into new cans (d) reuse gift paper
6. 6.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
7. 7.True or false: biogas from waste is a non-renewable energy source. (a) False (b) True
8. 8.♻️ A project report has 48 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
9. 9.True or false: ocean wave energy is a renewable energy source. (a) False (b) True
10. 10.Which of these is recycle (make new things)? (a) use a jar as a pen stand (b) switch off unused lights (c) refill a water bottle (d) pulp old paper
11. 11.♻️ A sustainable design … (a) wastes water (b) uses the most plastic (c) lasts one day (d) protects the future
12. 12.True or false: wind is a non-renewable energy source. (a) True (b) False
13. 13.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reuse (b) recycle (c) reduce
14. 14.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reuse (b) recycle (c) reduce
15. 15.♻️ Which is the BEST order to think about waste? (a) burn, bury, forget (b) reuse, recycle, reduce (c) reduce, reuse, recycle (d) recycle, reuse, reduce
16. 16.True or false: diesel is a renewable energy source. (a) False (b) True
17. 17.Which of these is recycle (make new things)? (a) carry a cloth bag (b) turn plastic into tiles (c) plant in old tyres (d) fix a dripping tap
18. 18.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
19. 19.Which of these is reduce (use less)? (a) use a jar as a pen stand (b) pulp old paper (c) refill a water bottle (d) buy less packaging
20. 20.♻️ Reduce, reuse or recycle: switch off unused lights? (a) recycle (b) reduce (c) reuse
21. 21.True or false: sunlight is a renewable energy source. (a) False (b) True
22. 22.♻️ A project report has 54 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
23. 23.♻️ Reduce, reuse or recycle: pulp old paper? (a) recycle (b) reduce (c) reuse
24. 24.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
25. 25.♻️ A family used to throw away 5 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 12 weeks?
26. 26.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 3600 bottles?
27. 27.♻️ Is coal a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
28. 28.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 5 weeks?
29. 29.True or false: ocean wave energy is a non-renewable energy source. (a) False (b) True
30. 30.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
31. 31.♻️ Which energy source will never run out? (a) petrol (b) diesel (c) coal (d) sunlight
32. 32.Which of these is reduce (use less)? (a) melt cans into new cans (b) turn plastic into tiles (c) carry a cloth bag (d) melt glass into new jars
33. 33.Which of these is reduce (use less)? (a) turn plastic into tiles (b) switch off unused lights (c) refill a water bottle (d) give old books away
34. 34.♻️ Reduce, reuse or recycle: reuse gift paper? (a) recycle (b) reuse (c) reduce
35. 35.True or false: natural gas is a renewable energy source. (a) True (b) False
36. 36.Which of these is reuse (use again)? (a) give old books away (b) turn plastic into tiles (c) carry a cloth bag (d) print on both sides
37. 37.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
38. 38.True or false: petrol is a renewable energy source. (a) False (b) True
39. 39.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reduce (b) recycle (c) reuse
40. 40.♻️ Is natural gas a renewable or a non-renewable energy source? (a) non-renewable (b) renewable

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