Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 791 · 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 energy source will never run out? (a) diesel (b) sunlight (c) petrol (d) coal
2. 2.♻️ Is diesel a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
3. 3.♻️ 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
4. 4.♻️ Reduce, reuse or recycle: give old books away? (a) reuse (b) reduce (c) recycle
5. 5.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 1750 bottles?
6. 6.Which of these is recycle (make new things)? (a) give old books away (b) pulp old paper (c) carry a cloth bag (d) use a jar as a pen stand
7. 7.♻️ Is natural gas a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
8. 8.True or false: sunlight is a non-renewable energy source. (a) False (b) True
9. 9.True or false: natural gas is a non-renewable energy source. (a) True (b) False
10. 10.True or false: petrol is a non-renewable energy source. (a) True (b) False
11. 11.Which of these is reuse (use again)? (a) fix a dripping tap (b) print on both sides (c) melt cans into new cans (d) refill a water bottle
12. 12.♻️ A project report has 88 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
13. 13.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
14. 14.Which of these is recycle (make new things)? (a) switch off unused lights (b) plant in old tyres (c) carry a cloth bag (d) melt cans into new cans
15. 15.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
16. 16.Which of these is reduce (use less)? (a) fix a dripping tap (b) reuse gift paper (c) melt glass into new jars (d) use a jar as a pen stand
17. 17.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
18. 18.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 8 weeks?
19. 19.True or false: natural gas is a renewable energy source. (a) False (b) True
20. 20.True or false: petrol is a renewable energy source. (a) True (b) False
21. 21.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reuse (b) reduce (c) recycle
22. 22.Which of these is reuse (use again)? (a) turn plastic into tiles (b) switch off unused lights (c) fix a dripping tap (d) use a jar as a pen stand
23. 23.Which of these is recycle (make new things)? (a) melt glass into new jars (b) refill a water bottle (c) fix a dripping tap (d) use a jar as a pen stand
24. 24.♻️ Is petrol a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
25. 25.♻️ Reduce, reuse or recycle: buy less packaging? (a) recycle (b) reuse (c) reduce
26. 26.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reduce (b) recycle (c) reuse
27. 27.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
28. 28.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) recycle (b) reuse (c) reduce
29. 29.♻️ A family used to throw away 6 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
30. 30.♻️ Reduce, reuse or recycle: print on both sides? (a) reuse (b) recycle (c) reduce
31. 31.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 5 weeks?
32. 32.Which of these is reuse (use again)? (a) carry a cloth bag (b) pulp old paper (c) melt glass into new jars (d) reuse gift paper
33. 33.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
34. 34.Which of these is reduce (use less)? (a) pulp old paper (b) buy less packaging (c) refill a water bottle (d) reuse gift paper
35. 35.True or false: ocean wave energy is a non-renewable energy source. (a) True (b) False
36. 36.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 200 bottles?
37. 37.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 1200 bottles?
38. 38.Which of these is reuse (use again)? (a) melt glass into new jars (b) give old books away (c) fix a dripping tap (d) print on both sides
39. 39.♻️ A project report has 78 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
40. 40.True or false: sunlight is a renewable energy source. (a) False (b) True

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