Which of the following claims are based on scientific evidence? red sky at night sailors' delight, red sky in morning sailors take warning. touching toads gives you warts. it's safe to eat food dropped on the floor as long as you adhere to the 5-second rule. chicken soup is good for the common cold.

The diagram shows the structures of horse and cat forelimbs. what does the diagram suggest about the evolutionary relationship between these two mammals? a. they have homologous structures, indicating a common ancestor. b. they have analogous structures, indicating a common ancestor. c. they have homologous structures, indicating that they do not have a common ancestor. d. they have analogous structures, indicating that they do not have a common ancestor.

Use the periodic table to determine the electron configuration of dysprosium (dy) and americium (am) in noble-gas notation.

The diagrams show objects’ gravitational pull toward each other. which statement describes the relationship between diagram x and y? gravity attracts only larger objects toward one another. gravity attracts larger objects only if they are close to one another. if the masses of the objects increase, then the force between them also increases. if distance between the objects increases, then the amount of force also increases.