AEPA Science 2

Question 1

Which type of rock is formed from cooling and solidification of magma or lava?

Accepted Answer

Igneous

Answer

Igneous rocks form when molten material (magma underground or lava at the surface) cools and solidifies.

Question 2

Which of the following demonstrates Newton's Third Law of Motion?

Accepted Answer

A rocket expelling gas downward and moving upward as a result

Answer

Newton's Third Law states that for every action there is an equal and opposite reaction, as seen in rocket propulsion.

Question 3

In the water cycle, which process involves liquid water converting to water vapor due to heat energy?

Accepted Answer

Evaporation

Answer

Evaporation is the phase change from liquid to gas when water molecules gain enough energy to escape the surface.

Question 4

A student constructs a model of a plant cell using household materials. Which science practice does this primarily address?

Accepted Answer

Developing and using models

Answer

Building a physical model represents a structure and supports understanding of its components and functions.

Question 5

Which gas makes up the largest percentage of Earth's atmosphere?

Accepted Answer

Nitrogen

Answer

Nitrogen comprises approximately 78% of Earth's atmosphere, making it the most abundant atmospheric gas.

AEPA - Arizona Educator Proficiency Assessments Practice Test