Input: Answer this question:
Which of the following best describes an atom?
Answer: a core of protons and neutrons surrounded by electrons
Input: Answer this question:
What can a moving magnet in a coil of copper wire cause?
Answer: an electric current
Input: Answer this question:
During which process does a caterpillar become a butterfly?
Answer: metamorphosis
Input: Answer this question:
Which of the following correctly orders part of a fish's respiratory system from the least complex to most complex?
Answer:
cells -> tissues -> gills