Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 397 · 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: diesel is a renewable energy source. (a) True (b) False
2. 2.True or false: sunlight is a renewable energy source. (a) False (b) True
3. 3.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reduce (b) recycle (c) reuse
4. 4.True or false: ocean wave energy is a renewable energy source. (a) False (b) True
5. 5.True or false: diesel is a non-renewable energy source. (a) False (b) True
6. 6.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
7. 7.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
8. 8.♻️ A project report has 40 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
9. 9.♻️ Reduce, reuse or recycle: reuse gift paper? (a) recycle (b) reduce (c) reuse
10. 10.True or false: wind is a non-renewable energy source. (a) True (b) False
11. 11.♻️ A school bench is made from 300 recycled plastic bottles. How many benches can be made from 900 bottles?
12. 12.True or false: ocean wave energy is a non-renewable energy source. (a) True (b) False
13. 13.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 800 bottles?
14. 14.♻️ 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
15. 15.True or false: flowing river water is a renewable energy source. (a) False (b) True
16. 16.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 7 weeks?
17. 17.♻️ A family used to throw away 6 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 12 weeks?
18. 18.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
19. 19.♻️ Reduce, reuse or recycle: switch off unused lights? (a) recycle (b) reuse (c) reduce
20. 20.♻️ Reduce, reuse or recycle: pulp old paper? (a) reuse (b) recycle (c) reduce
21. 21.♻️ Which energy source will never run out? (a) petrol (b) sunlight (c) diesel (d) coal
22. 22.♻️ A sustainable design … (a) wastes water (b) protects the future (c) uses the most plastic (d) lasts one day
23. 23.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 10 weeks?
24. 24.True or false: natural gas is a renewable energy source. (a) False (b) True
25. 25.♻️ Is natural gas a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
26. 26.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 1600 bottles?
27. 27.True or false: wind is a renewable energy source. (a) True (b) False
28. 28.Which of these is reduce (use less)? (a) plant in old tyres (b) print on both sides (c) refill a water bottle (d) melt cans into new cans
29. 29.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
30. 30.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
31. 31.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 800 bottles?
32. 32.♻️ A project report has 86 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
33. 33.♻️ A project report has 94 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
34. 34.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) recycle (b) reuse (c) reduce
35. 35.Which of these is reuse (use again)? (a) melt cans into new cans (b) pulp old paper (c) print on both sides (d) refill a water bottle
36. 36.Which of these is recycle (make new things)? (a) buy less packaging (b) switch off unused lights (c) melt glass into new jars (d) print on both sides
37. 37.Which of these is reduce (use less)? (a) pulp old paper (b) melt cans into new cans (c) melt glass into new jars (d) fix a dripping tap
38. 38.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 4500 bottles?
39. 39.♻️ A project report has 50 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
40. 40.♻️ A project report has 74 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?

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