Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 899 · 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.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reuse (b) reduce (c) recycle
2. 2.♻️ Is petrol a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
3. 3.Which of these is reduce (use less)? (a) turn plastic into tiles (b) melt glass into new jars (c) fix a dripping tap (d) reuse gift paper
4. 4.♻️ Reduce, reuse or recycle: buy less packaging? (a) recycle (b) reuse (c) reduce
5. 5.True or false: sunlight is a renewable energy source. (a) False (b) True
6. 6.Which of these is reduce (use less)? (a) melt glass into new jars (b) switch off unused lights (c) refill a water bottle (d) give old books away
7. 7.True or false: biogas from waste is a non-renewable energy source. (a) False (b) True
8. 8.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
9. 9.♻️ A sustainable design … (a) lasts one day (b) protects the future (c) uses the most plastic (d) wastes water
10. 10.True or false: diesel is a renewable energy source. (a) False (b) True
11. 11.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
12. 12.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reduce (b) recycle (c) reuse
13. 13.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
14. 14.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reduce (b) reuse (c) recycle
15. 15.♻️ Is coal a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
16. 16.Which of these is reuse (use again)? (a) reuse gift paper (b) melt cans into new cans (c) carry a cloth bag (d) switch off unused lights
17. 17.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
18. 18.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 2700 bottles?
19. 19.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
20. 20.True or false: flowing river water is a non-renewable energy source. (a) False (b) True
21. 21.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 9 weeks?
22. 22.Which of these is recycle (make new things)? (a) reuse gift paper (b) print on both sides (c) turn plastic into tiles (d) carry a cloth bag
23. 23.Which of these is reduce (use less)? (a) melt glass into new jars (b) use a jar as a pen stand (c) carry a cloth bag (d) plant in old tyres
24. 24.♻️ Is diesel a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
25. 25.♻️ Reduce, reuse or recycle: give old books away? (a) reduce (b) reuse (c) recycle
26. 26.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) recycle (b) reuse (c) reduce
27. 27.Which of these is reuse (use again)? (a) print on both sides (b) use a jar as a pen stand (c) carry a cloth bag (d) fix a dripping tap
28. 28.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reduce (b) recycle (c) reuse
29. 29.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
30. 30.Which of these is recycle (make new things)? (a) use a jar as a pen stand (b) refill a water bottle (c) give old books away (d) melt glass into new jars
31. 31.♻️ A project report has 70 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
32. 32.♻️ Is wind a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
33. 33.Which of these is recycle (make new things)? (a) give old books away (b) melt cans into new cans (c) switch off unused lights (d) fix a dripping tap
34. 34.♻️ Which is the BEST order to think about waste? (a) recycle, reuse, reduce (b) burn, bury, forget (c) reuse, recycle, reduce (d) reduce, reuse, recycle
35. 35.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 4 weeks?
36. 36.True or false: petrol is a renewable energy source. (a) False (b) True
37. 37.♻️ Reduce, reuse or recycle: pulp old paper? (a) reduce (b) recycle (c) reuse
38. 38.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 1200 bottles?
39. 39.Which of these is reuse (use again)? (a) pulp old paper (b) melt glass into new jars (c) refill a water bottle (d) carry a cloth bag
40. 40.♻️ A project report has 94 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?

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