ISASP Science 2

Question 1

A student places a metal spoon and a wooden spoon in a bowl of hot soup. After two minutes, the metal spoon feels much hotter than the wooden one. Which property best explains this difference?

Accepted Answer

Thermal conductivity

Answer

Metals conduct heat much more readily than wood, so the metal spoon transfers heat energy to your hand faster.

Question 2

Which of the following correctly describes what happens during photosynthesis?

Accepted Answer

Carbon dioxide and water are converted into glucose and oxygen using light energy

Answer

Photosynthesis uses light energy to convert CO₂ and H₂O into glucose (food) and releases oxygen as a byproduct.

Question 3

A rock layer containing marine fossils is found on top of a mountain in Iowa. What does this most likely indicate?

Accepted Answer

The area was once covered by a shallow sea

Answer

Marine fossils found in inland rock layers indicate that the region was once submerged under ocean or sea water.

Question 4

In which phase of matter do particles have the most kinetic energy and move freely in all directions?

Accepted Answer

Gas

Answer

Gas particles have the highest kinetic energy and move rapidly and randomly in all directions with large spaces between them.

Question 5

A scientist observes that plant seedlings in a dark room grow toward the only light source. This growth response is called:

Accepted Answer

Phototropism

Answer

Phototropism is the directional growth of a plant toward or away from a light source.

ISASP - Iowa Statewide Assessment of Student Progress Practice Test

ISASP - Iowa Statewide Assessment of Student Progress Practice Test

ISASP Science 2