Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 986 · 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 of these is reduce (use less)? (a) melt glass into new jars (b) use a jar as a pen stand (c) fix a dripping tap (d) plant in old tyres
2. 2.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) recycle (b) reuse (c) reduce
3. 3.♻️ Reduce, reuse or recycle: pulp old paper? (a) recycle (b) reduce (c) reuse
4. 4.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
5. 5.♻️ Which is the BEST order to think about waste? (a) burn, bury, forget (b) recycle, reuse, reduce (c) reuse, recycle, reduce (d) reduce, reuse, recycle
6. 6.♻️ 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?
7. 7.♻️ A sustainable design … (a) lasts one day (b) uses the most plastic (c) protects the future (d) wastes water
8. 8.♻️ Is biogas from waste a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
9. 9.Which of these is reuse (use again)? (a) refill a water bottle (b) buy less packaging (c) melt glass into new jars (d) print on both sides
10. 10.♻️ A project report has 90 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
11. 11.True or false: petrol is a non-renewable energy source. (a) False (b) True
12. 12.True or false: coal is a non-renewable energy source. (a) False (b) True
13. 13.♻️ A family used to throw away 5 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 3 weeks?
14. 14.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 800 bottles?
15. 15.True or false: sunlight is a non-renewable energy source. (a) False (b) True
16. 16.♻️ Which energy source will never run out? (a) coal (b) diesel (c) petrol (d) sunlight
17. 17.♻️ 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?
18. 18.Which of these is recycle (make new things)? (a) give old books away (b) buy less packaging (c) refill a water bottle (d) melt glass into new jars
19. 19.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reuse (b) reduce (c) recycle
20. 20.Which of these is reuse (use again)? (a) fix a dripping tap (b) carry a cloth bag (c) turn plastic into tiles (d) use a jar as a pen stand
21. 21.True or false: diesel is a non-renewable energy source. (a) False (b) True
22. 22.♻️ A family used to throw away 3 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 12 weeks?
23. 23.True or false: wind is a renewable energy source. (a) False (b) True
24. 24.♻️ A school bench is made from 200 recycled plastic bottles. How many benches can be made from 1800 bottles?
25. 25.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
26. 26.♻️ Reduce, reuse or recycle: plant in old tyres? (a) reduce (b) recycle (c) reuse
27. 27.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) carry a cloth bag
28. 28.♻️ A project report has 50 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
29. 29.♻️ A project report has 52 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
30. 30.Which of these is reuse (use again)? (a) plant in old tyres (b) fix a dripping tap (c) carry a cloth bag (d) switch off unused lights
31. 31.♻️ A family used to throw away 6 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 7 weeks?
32. 32.Which of these is reuse (use again)? (a) fix a dripping tap (b) give old books away (c) print on both sides (d) buy less packaging
33. 33.True or false: ocean wave energy is a non-renewable energy source. (a) True (b) False
34. 34.♻️ Is natural gas a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
35. 35.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 1600 bottles?
36. 36.♻️ A school bench is made from 450 recycled plastic bottles. How many benches can be made from 4950 bottles?
37. 37.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reduce (b) reuse (c) recycle
38. 38.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
39. 39.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reuse (b) recycle (c) reduce
40. 40.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 2100 bottles?

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