Question 1
- Name two planets without satellites in the solar system.
- State three effects of the earth’s movements around the sun.
Answer
-
- Mercury
- Venus -
- Shifting of the sun’s position at midday at different times of the year
- Varying lengths of day and night
- The four annual seasons (summer, winter spring and Autumn).
Question 2
- Define a river capture
- State three factors which influence river capture.
Answer
- - It is the diversion of the headward waters of a river into the system of an adjacent but more powerful river due to erosion.
-
- The pirate river must be on a higher ground than the misfit
- Pirate river must have active headward erosion
- The pirate river should have a wide valley than the misfit
Question 3
The diagram below shows a type of physical weathering
- Identify the parts marked X and Y .
- List three types of chemical weathering process.
Answer
-
X – Exfoliation dome / efoliation dome
Y – Rock shells. -
- Oxidation
- Solution
- Hydrolysis
Question 4
- State two conditions necessary for the formation of fog.
- Give three reasons why weather forecasting is important
Answer
-
- Calm air
- Warm day -
- It determines formers calendar of events
- It determines times for sea / air travels.
- It influences types of /suitable clothing for men.
Question 5
- Give two processes involved in glacial erosion.
-
The diagram below shows some features of a glaciated landscape
Name the features marked X, Y and Z.
Answer
-
- Abrasion
- Plucking -
X – Pyramidal
Y – Arete
Z – Cirque / corrie / tarn.