Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 516 · 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: natural gas is a renewable energy source. (a) True (b) False
2. 2.Which of these is reuse (use again)? (a) turn plastic into tiles (b) carry a cloth bag (c) switch off unused lights (d) plant in old tyres
3. 3.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reduce (b) recycle (c) reuse
4. 4.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 1050 bottles?
5. 5.♻️ Reduce, reuse or recycle: pulp old paper? (a) reduce (b) reuse (c) recycle
6. 6.♻️ A project report has 30 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
7. 7.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
8. 8.♻️ Reduce, reuse or recycle: print on both sides? (a) recycle (b) reuse (c) reduce
9. 9.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
10. 10.♻️ Is wind a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
11. 11.♻️ Reduce, reuse or recycle: buy less packaging? (a) reduce (b) reuse (c) recycle
12. 12.Which of these is reduce (use less)? (a) refill a water bottle (b) fix a dripping tap (c) use a jar as a pen stand (d) reuse gift paper
13. 13.♻️ Reduce, reuse or recycle: turn plastic into tiles? (a) reduce (b) recycle (c) reuse
14. 14.♻️ A project report has 24 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
15. 15.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 1000 bottles?
16. 16.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reduce (b) reuse (c) recycle
17. 17.Which of these is reduce (use less)? (a) use a jar as a pen stand (b) reuse gift paper (c) print on both sides (d) melt glass into new jars
18. 18.Which of these is reduce (use less)? (a) refill a water bottle (b) reuse gift paper (c) melt glass into new jars (d) carry a cloth bag
19. 19.♻️ Which is the BEST order to think about waste? (a) reduce, reuse, recycle (b) recycle, reuse, reduce (c) burn, bury, forget (d) reuse, recycle, reduce
20. 20.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 4 weeks?
21. 21.♻️ A project report has 32 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
22. 22.♻️ Which energy source will never run out? (a) petrol (b) sunlight (c) coal (d) diesel
23. 23.♻️ A sustainable design … (a) protects the future (b) lasts one day (c) uses the most plastic (d) wastes water
24. 24.Which of these is reduce (use less)? (a) use a jar as a pen stand (b) melt glass into new jars (c) switch off unused lights (d) refill a water bottle
25. 25.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reuse (b) reduce (c) recycle
26. 26.♻️ A project report has 66 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
27. 27.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 9 weeks?
28. 28.Which of these is recycle (make new things)? (a) switch off unused lights (b) fix a dripping tap (c) turn plastic into tiles (d) give old books away
29. 29.Which of these is reuse (use again)? (a) melt cans into new cans (b) refill a water bottle (c) print on both sides (d) switch off unused lights
30. 30.True or false: sunlight is a non-renewable energy source. (a) False (b) True
31. 31.Which of these is reuse (use again)? (a) fix a dripping tap (b) melt glass into new jars (c) use a jar as a pen stand (d) melt cans into new cans
32. 32.♻️ Is diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
33. 33.True or false: sunlight is a renewable energy source. (a) True (b) False
34. 34.♻️ A family used to throw away 5 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 9 weeks?
35. 35.True or false: petrol is a renewable energy source. (a) False (b) True
36. 36.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 300 bottles?
37. 37.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reuse (b) recycle (c) reduce
38. 38.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 1800 bottles?
39. 39.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reduce (b) recycle (c) reuse
40. 40.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reuse (b) reduce (c) recycle

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