question: Write a question you would see in a school textbook. OPTIONS:
- The water absorbs into the ground.
- The particles of matter move more slowly.
- The water changes from one form to another.
- The particles of matter move closer together.
answer: Which of the following sentences best explains what happens when puddles evaporate?

question: Write a question you would see in a school textbook. OPTIONS:
- Rivers once flowed through the area.
- Volcanoes were once active in the area.
- The ocean shoreline once reached this area.
- Floods were a common occurrence in this area.
answer: Scientists dig in a dry area at the bottom of a mountain range. Fossilized shells of freshwater mussels are found in the area. Which is a likely conclusion that scientists will draw based on this evidence?

question: Write a question you would see in a school textbook. OPTIONS:
- a laser light with holograph.
- a seismograph.
- an electron microscope.
- a stereoscope.
answer:
A scientist needs to take a picture of the well-ordered arrangements of the atoms and molecules within a substance. Which of the following instruments would be best for the scientist to use?