1. Which jar will let the water run out?

2. In which direction can this wrench turn the pipe?

3. Which bank of the river is more likely to wear away ?

4. At which spot will it take longer to cook potatoes by boiling ?

5. Which way can the man pull the heavier load?

6. In which picture has the candle been burning ?

7. Which end of the cord should you pull to open the curtain?

8. At which point is the seesaw most likely to break?

9. Which switch will light both lamps?

10. Which windmill will do more work ?