Bacteria are single-celled organisms with the ability to help and harm other living things. Viruses can only reproduce in host cells, often causing infections. Reading Essentials in Science.
Explains how oranges are grown and harvested; discusses how oranges are turned into orange juice and packaged at a factory; and how orange juice becomes available to consumers.
Explains how peanuts are farmed and harvested; discusses how peanuts are turned into peanut butter and packaged at the factory; and how peanut butter becomes available to consumers.
Explains what taste and digestion are and how they work; describes the scientific method; and includes experiments testing different taste and digestion concepts.
Explains the ingredients and their purpose in toothpaste; discusses how toothpaste is mixed and packaged in a factory; and how toothpaste becomes available to consumers.
Explains how wheat is farmed and processed into flour; discusses how ingredients are mixed and dough is baked into bread at a factory; and how bread becomes available to consumers.
Explains where milk comes from and other main ingredients in ice cream; discusses how those ingredients are processed and packaged as ice cream; and how ice cream becomes available to consumers.