I believe that it is 17.
Chat with our AI personalities
There are 17 different wallpaper groups, which are the possible symmetries of a two-dimensional repeating pattern in the plane. These groups are classified based on the types of reflections, rotations, and translations that leave the pattern unchanged.
There are numerous types of pearl-handled pistols available from various firearms manufacturers. The specific number of different kinds can vary based on factors such as design, brand, and customization options.
There are many different species and varieties of daisies, but it's unclear if there are exactly 25 different kinds. The number may vary depending on classification and region. It's best to refer to a comprehensive plant guide for an accurate count.
no
There are 118 different kinds of atoms that occur naturally on Earth, known as elements. This is because of the unique number of protons in the nucleus of each atom, which determines the element's identity. The various combinations of protons, neutrons, and electrons give rise to the different elements found in nature.
Geographers study various kinds of social groups, from small-scale communities to large-scale populations. They examine how these groups interact with each other and their environment, and how social, cultural, and economic factors influence their behavior and organization.