Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 631 · 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: petrol is a renewable energy source. (a) False (b) True
2. 2.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 11 weeks?
3. 3.Which of these is reduce (use less)? (a) use a jar as a pen stand (b) give old books away (c) switch off unused lights (d) refill a water bottle
4. 4.♻️ Is wind a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
5. 5.♻️ Is flowing river water a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
6. 6.♻️ 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
7. 7.♻️ Reduce, reuse or recycle: melt glass into new jars? (a) reuse (b) recycle (c) reduce
8. 8.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
9. 9.Which of these is reduce (use less)? (a) fix a dripping tap (b) refill a water bottle (c) use a jar as a pen stand (d) melt glass into new jars
10. 10.♻️ Reduce, reuse or recycle: refill a water bottle? (a) reuse (b) recycle (c) reduce
11. 11.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 4000 bottles?
12. 12.♻️ Reduce, reuse or recycle: print on both sides? (a) reuse (b) recycle (c) reduce
13. 13.True or false: flowing river water is a renewable energy source. (a) True (b) False
14. 14.♻️ A sustainable design … (a) uses the most plastic (b) wastes water (c) lasts one day (d) protects the future
15. 15.♻️ Reduce, reuse or recycle: buy less packaging? (a) recycle (b) reduce (c) reuse
16. 16.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
17. 17.True or false: wind is a non-renewable energy source. (a) True (b) False
18. 18.Which of these is recycle (make new things)? (a) turn plastic into tiles (b) buy less packaging (c) carry a cloth bag (d) give old books away
19. 19.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reuse (b) recycle (c) reduce
20. 20.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 600 bottles?
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 3 weeks?
22. 22.Which of these is reuse (use again)? (a) plant in old tyres (b) carry a cloth bag (c) melt cans into new cans (d) turn plastic into tiles
23. 23.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 8 weeks?
24. 24.Which of these is recycle (make new things)? (a) switch off unused lights (b) plant in old tyres (c) melt glass into new jars (d) refill a water bottle
25. 25.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 1400 bottles?
26. 26.♻️ A project report has 34 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
27. 27.♻️ Is petrol a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
28. 28.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reuse (b) recycle (c) reduce
29. 29.True or false: diesel is a renewable energy source. (a) True (b) False
30. 30.♻️ A project report has 74 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
31. 31.♻️ Which energy source will never run out? (a) diesel (b) sunlight (c) petrol (d) coal
32. 32.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reduce (b) recycle (c) reuse
33. 33.Which of these is reuse (use again)? (a) print on both sides (b) give old books away (c) carry a cloth bag (d) melt glass into new jars
34. 34.♻️ Reduce, reuse or recycle: give old books away? (a) recycle (b) reduce (c) reuse
35. 35.♻️ A project report has 56 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
36. 36.♻️ Reduce, reuse or recycle: plant in old tyres? (a) recycle (b) reuse (c) reduce
37. 37.Which of these is reuse (use again)? (a) melt glass into new jars (b) print on both sides (c) fix a dripping tap (d) reuse gift paper
38. 38.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reduce (b) reuse (c) recycle
39. 39.True or false: natural gas is a renewable energy source. (a) False (b) True
40. 40.True or false: petrol is a non-renewable energy source. (a) False (b) True

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