Using the rules for selecting symbols for the elements, which of the following could NOT be a correct symbol for a chemical element?

1.A
2.Ch
3.CA
4.Сс

Pixels are often referred to using dpi, or dots per inch. true\false

Adoctor is trying to diagnose a patient with dry skin. which of the following resources would be the most ? a magazine ad about soft skin a growth chart online articles about dry skin medical books

Imagine that certain laws of physics could be ignored and you were able to travel vast distances in moments. now imagine that you traveled to an earth-like planet located light-years away that is known to support life. think about what you’ve learned in this unit and make an argument for what you think would be the dominant type of life form on this planet. consider whether a notochord is required for an organism to manipulate its environment and become a dominant creature.