Monday 15th July 2024
Difficulty: Hard
Gravel (Quiz #605)
Photo by Farzan Lelinwalla (Unsplash)
1. The definition of gravel varies according to region and usage. The Udden-Wentworth scale, used in the USA, defines pebble gravel as particles with a size from 4 mm to...what?
2. According to the Checkatrade website, how deep does the gravel in a gravel drive need to be?
3. According to the Scenic Landscapes website, why does a gravel driveway improve the security of your home?
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