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ATI TEAS 7

Biology

1. What is the scientific study of the relationships between organisms and their environment?

Correct answer: C

Rationale: Rationale: A) Zoology is the scientific study of animals. B) Botany is the scientific study of plants. C) Ecology is the scientific study of the relationships between organisms and their environment, including the interactions between living organisms and their physical surroundings. D) Genetics is the scientific study of genes, heredity, and variation in living organisms, which is not directly related to the relationships between organisms and their environment.

2. What is the formula to calculate kinetic energy?

Correct answer: a

Rationale: Kinetic energy is calculated using the formula KE = ½ × mass × velocity².

3. The electrical conductivity of a strong acid solution is higher than that of a weak acid solution because:

Correct answer: B

Rationale: Strong acids completely dissociate, leading to a h

4. When an atom gains or loses electrons, it becomes a(n):

Correct answer: C

Rationale: Gaining or losing electrons alters the atom's electron count and charge, creating a positively or negatively charged ion.

5. What is the formula for calculating molarity?

Correct answer: a

Rationale: All of these choices are equivalent to the original formula. The symbol "n" represents the number of moles of solute, and the symbol "V" represents the volume of the solution in liters. The symbol "L" is an abbreviation for "liters," and "dm³" is an alternative way to represent liters.

6. Which phenomenon describes the separation of light into its component colors when passing through a prism?

Correct answer: c

Rationale: Dispersion occurs when light passes through a prism, causing different wavelengths (colors) to separate due to their varying speeds through the medium.

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