ATI TEAS 7
Mathematics
1. A bookshelf has triangular shelves with a base of 40cm and a height of 30cm. The depth of the shelf is 25cm. What is the volume of each shelf?
- A. 3000 cu cm
- B. 3750 cu cm
- C. 5000 cu cm
- D. 7500 cu cm
Correct answer: B
Rationale: Calculate the area of the triangle (1/2 * base * height) and multiply by the depth.
2. If the mass of an object remains constant and its velocity doubles, how does its momentum change?
- A. Momentum doubles
- B. Momentum halves
- C. Momentum quadruples
- D. Momentum remains the same
Correct answer: a
Rationale: Momentum is directly proportional to velocity when mass is constant.
3. Which property of a substance describes how much matter is packed into a given space?
- A. Mass
- B. Volume
- C. Weight
- D. Density
Correct answer: D
Rationale: Density is the property of a substance that describes how much matter is packed into a given space. It is calculated by dividing the mass of the substance by its volume. Mass refers to the amount of matter in an object, volume is the amount of space an object occupies, and weight is the force of gravity acting on an object's mass. Density specifically relates to how tightly packed the particles of a substance are.
4. A major factor influencing the distribution of organisms geographically is:
- A. The availability of specific types of food sources
- B. olerance of organisms to different temperature ranges
- C. Competition for mates within the same species
- D. All of the above
Correct answer: D
Rationale: Rationale: The distribution of organisms geographically is influenced by a variety of factors, including the availability of specific types of food sources (option A). Organisms need to have access to suitable food sources in order to survive and thrive in a particular area. Additionally, the tolerance of organisms to different temperature ranges (option B) is crucial as temperature can greatly impact where certain species can live. Organisms must be able to withstand the temperature conditions of a given environment to survive there. Competition for mates within the same species (option C) can also play a role in the distribution of organisms, as it can affect population sizes and dynamics in different areas. Therefore, all of these factors - food availability, temperature tolerance, and competition for mates - collectively influence the distribution of organisms geographically.
5. The number of protons in an atom determines its:
- A. Mass number
- B. Atomic number
- C. Atomic number
- D. Valence electron count
Correct answer: B
Rationale: The atomic number (Z) equals the number of protons and defines an element's core identity.
6. the relationship between the Pauli exclusion principle and the structure of the atom?
- A. It defines the maximum number of electrons allowed in each energy level
- B. It explains why oppositely charged particles attract each other
- C. It describes the wave-particle duality of electrons
- D. It determines the arrangement of protons and neutrons in the nucleus
Correct answer: A
Rationale: The Pauli exclusion principle states that no two electrons in an atom can occupy the same quantum state, dictating the maximum number of electrons allowed in each energy level and influencing the overall structure of the atom's electron cloud.
Similar Questions
Access More Features
ATI TEAS Premium Plus
$149.99/ 90 days
- Actual ATI TEAS 7 Questions
- 3,000 questions with answers
- 90 days access
ATI TEAS Basic
$1/ 30 days
- 3,000 Questions with answers
- 30 days access