Practice Grain Size And Distribution (36.1.2.1)

Practise this section

8 questions

Flashcard drill
2 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
Sign up to start the exercise
Quiz
2 questions · about 1 min · pass mark 70%. Hints available.
Sign up to start the quiz

6 sample questions

Question 1.
Define permeability.
Show hintHide hint
Think about how water moves through different materials.
Question 2.
What typically increases permeability: a higher or lower void ratio?
Show hintHide hint
Consider the space between the grains.
3Question 3.
What does permeability measure?
- Water content
- Fluid flow ability
- Void ratio
Show hintHide hint
Think about how water moves through different soils.
4Question 4.
True or False: Larger grains generally yield lower permeability.
- True
- False
Show hintHide hint
Consider how a bag of marbles compares to a bag of sand.
Question 5.
Consider a material composed of mixed grain sizes. Discuss how the permeability might be affected during heavy rainfall events.
Show hintHide hint
Consider various rainfall scenarios and their impact on soil layers.
Question 6.
Design an experiment to test the permeability of a soil sample. What factors will you control?
Show hintHide hint
Think about materials and methods used in a lab to simulate water flow.

4 more questions in this section. Enroll free to practise them all.