MTEL Science Content Knowledge

Question 1

Which of Newton Laws of Motion states that for every action there is an equal and opposite reaction?

Accepted Answer

Third Law (Action-Reaction)

Answer

First Law (Law of Inertia)

Answer

Second Law (F = ma)

Answer

Law of Universal Gravitation

Question 2

What is photosynthesis, and where does it primarily occur in plant cells?

Accepted Answer

The process of converting light energy into chemical energy (glucose); occurs in the chloroplasts

Answer

The process of breaking down glucose for energy; occurs in the mitochondria

Answer

The process of transporting water from roots to leaves; occurs in the xylem

Answer

The process of cellular respiration; occurs throughout the plant cell

Question 3

Which of the following best explains why the Earth experiences seasons?

Accepted Answer

The tilt of Earth axis relative to its orbital plane around the Sun

Answer

Earth varying distance from the Sun during its elliptical orbit

Answer

The rotation of the Moon around Earth affecting sunlight distribution

Answer

Changes in the Sun energy output throughout the year

Question 4

What is the law of conservation of energy?

Accepted Answer

Energy cannot be created or destroyed; it can only be converted from one form to another

Answer

Energy can be created from matter under certain conditions

Answer

Kinetic energy is always greater than potential energy in a closed system

Answer

Energy decreases over time in all physical systems

Question 5

What is a scientific hypothesis, and how does it differ from a theory?

Accepted Answer

A hypothesis is a testable, falsifiable prediction based on limited evidence; a theory is a well-substantiated explanation supported by extensive evidence and testing

Answer

A hypothesis is a proven statement; a theory is an unproven guess

Answer

A hypothesis applies to laboratory settings; a theory applies to real-world situations

Answer

A hypothesis is developed after an experiment; a theory is developed before

Question 6

Which type of rock is formed from cooled and solidified magma or lava?

Accepted Answer

Igneous rock

Answer

Sedimentary rock

Answer

Metamorphic rock

Answer

Composite rock