Random question?

Birds eat non-camouflaged moths at a higher rate than they eat camouflaged moths. In which situation would birds eat the moths at the slowest rate?

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Question generated: What is a galaxy?

Problem: Write a question you would see in a school textbook.

Answer: Gregor Mendel studied ratios related to traits passed from parent pea plants to offspring pea plants. Mendel used large numbers of plants to avoid "sampling error." This changed the way scientists studied genetics because it included ideas of

question: Write a question you would see in a school textbook. OPTIONS:
- A different state of matter is produced.
- Some mass is converted to energy.
- Some form of light is given off.
- A new material is formed.
answer: Which of the following is a characteristic of all chemical changes?

An example of a grad-school level question?
Why does tapping a fork against a water glass produce a sound?

Random question?
Certain fossils can be used to help determine the age of the rock layer in which the fossils are found. Which type of fossil is best to use when making this determination?