OAA Science 4

Question 1

Which gas do plants absorb from the atmosphere during photosynthesis?

Accepted Answer

Carbon dioxide

Answer

Plants use carbon dioxide (CO₂), water, and sunlight to produce glucose and oxygen during photosynthesis.

Question 2

A ball rolled across a flat surface eventually stops. What force is responsible?

Accepted Answer

Friction

Answer

Friction between the ball and the surface converts kinetic energy into heat, slowing and stopping the ball.

Question 3

Which process describes water changing from a liquid to a gas?

Accepted Answer

Evaporation

Answer

Evaporation is the process by which liquid water absorbs heat energy and changes into water vapor.

Question 4

What is the role of decomposers in an ecosystem?

Accepted Answer

They break down dead organisms and recycle nutrients

Answer

Decomposers such as fungi and bacteria break down dead organic matter, returning nutrients to the soil.

Question 5

According to Newton's Third Law of Motion, when you push against a wall, the wall pushes back with:

Accepted Answer

An equal force in the opposite direction

Answer

Newton's Third Law states that every action has an equal and opposite reaction.

(OAA) Ohio Achievement Assessment Practice Test