The Simple Fruits (page 3). A fruit, classified as simple, always develops from a single ovary containing one or more carpels and may or may not include additional modified accessory floral structures. Simple fruits are either fleshy or dry. Dry fruits are classified as either dehiscent or indehiscent. Dry dehiscent fruits crack open along two seams and shed their seeds into the environment when the fruit is ripe. We will examine three common kinds of dry fruit. B. Simple Dry Dehiscent Fruits 1.
Pyroclastic Flow. A pyroclastic flow is a sudden, quick, and very hot movement of gases, dust, ash and/or rock mixtures due to volcanic eruptions that move across the ground at high speeds. Tweet. About The Author Matt Slick is the President and Founder of the Christian Apologetics and Research Ministry.
1 They are usually found at destructive [destructive boundaries: The boundary of two plates which are moving towards each other. ] 2  or compressional boundaries. 3  The eruptions from these volcanoes may be a pyroclastic flow rather than a lava flow. 4  A pyroclastic flow is a mixture of hot steam, ash, rock and dust.