1. © NTScience.co.uk 2005KS3 Unit 7c - Environment1 Pressure and Moments

2. © NTScience.co.uk 2005KS3 Unit 7c - Environment2 Q1. What is the gaseous layer on a planet called?

3. © NTScience.co.uk 2005KS3 Unit 7c - Environment3 A1. Atmosphere

4. © NTScience.co.uk 2005KS3 Unit 7c - Environment4 Q2. What is the total force applied divided by the area on which it acts called?

5. © NTScience.co.uk 2005KS3 Unit 7c - Environment5 A2. Pressure

6. © NTScience.co.uk 2005KS3 Unit 7c - Environment6 Q3. What is the gaseous mixture surrounding the planet Earth called?

7. © NTScience.co.uk 2005KS3 Unit 7c - Environment7 A3. Air

8. © NTScience.co.uk 2005KS3 Unit 7c - Environment8 Q4. What are the Earth's oceans principally made of?

9. © NTScience.co.uk 2005KS3 Unit 7c - Environment9 A4. Water

10. © NTScience.co.uk 2005KS3 Unit 7c - Environment10 Q5. What is the height of liquid in a container called?

11. © NTScience.co.uk 2005KS3 Unit 7c - Environment11 A5. Depth

12. © NTScience.co.uk 2005KS3 Unit 7c - Environment12 Q6. What do you call something that prevents the natural flow of a river?

13. © NTScience.co.uk 2005KS3 Unit 7c - Environment13 A6. Dam

14. © NTScience.co.uk 2005KS3 Unit 7c - Environment14 Q7. What is the SI unit of pressure - one newton per square metre?

15. © NTScience.co.uk 2005KS3 Unit 7c - Environment15 A7. Pascal

16. © NTScience.co.uk 2005KS3 Unit 7c - Environment16 Q8. What is the opposite of an operation or action called?

17. © NTScience.co.uk 2005KS3 Unit 7c - Environment17 A8. Inverse

18. © NTScience.co.uk 2005KS3 Unit 7c - Environment18 Q9. What do you call something that causes an object to change speed or direction?

19. © NTScience.co.uk 2005KS3 Unit 7c - Environment19 A9. Force

20. © NTScience.co.uk 2005KS3 Unit 7c - Environment20 Q10. What is another word that means to squash?

21. © NTScience.co.uk 2005KS3 Unit 7c - Environment21 A10. Compress

22. © NTScience.co.uk 2005KS3 Unit 7c - Environment22 Q11. Which word means totally resistant to being squashed?

23. © NTScience.co.uk 2005KS3 Unit 7c - Environment23 A11. Incompressible

24. © NTScience.co.uk 2005KS3 Unit 7c - Environment24 Q12. What are tiny pieces of matter called?

25. © NTScience.co.uk 2005KS3 Unit 7c - Environment25 A12. Particles

26. © NTScience.co.uk 2005KS3 Unit 7c - Environment26 Q13. What is transmission of compressive forces by a liquid called?

27. © NTScience.co.uk 2005KS3 Unit 7c - Environment27 A13. Hydraulics

28. © NTScience.co.uk 2005KS3 Unit 7c - Environment28 Q14. Which state of matter has particles close together but can move easily past eachother?

29. © NTScience.co.uk 2005KS3 Unit 7c - Environment29 A14. Liquid

30. © NTScience.co.uk 2005KS3 Unit 7c - Environment30 Q15. Which state of matter has particles far apart and moving quickly

31. © NTScience.co.uk 2005KS3 Unit 7c - Environment31 A15. Gas

32. © NTScience.co.uk 2005KS3 Unit 7c - Environment32 Q16. Gases and liquids are both what?

33. © NTScience.co.uk 2005KS3 Unit 7c - Environment33 A16. Fluid

34. © NTScience.co.uk 2005KS3 Unit 7c - Environment34 Q17. What is the state of matter where particles are close together and cannot move past eachother easily?

35. © NTScience.co.uk 2005KS3 Unit 7c - Environment35 A17. Solid

36. © NTScience.co.uk 2005KS3 Unit 7c - Environment36 Q18. What is the product of the applied force and the perpendicular distance to the axis called?

37. © NTScience.co.uk 2005KS3 Unit 7c - Environment37 A18. The moment

38. © NTScience.co.uk 2005KS3 Unit 7c - Environment38 Q19. What do you call a point about which something turns - a lever for example?

39. © NTScience.co.uk 2005KS3 Unit 7c - Environment39 A19. Pivot

40. © NTScience.co.uk 2005KS3 Unit 7c - Environment40 Q20. What do you call a point about which something turns - a seesaw for example?

41. © NTScience.co.uk 2005KS3 Unit 7c - Environment41 A20. Fulcrum

42. © NTScience.co.uk 2005KS3 Unit 7c - Environment42 Well Done! Now check your score