Question: If frogs have a relatively complex circulatory system with a three-chambered heart, then what has a relatively complex circulatory system with a three-chambered heart? Answer choices: - sharks - pan - frogs - Man - Birds - alpacas - salmon - a fish
Answer: frogs

Question: If hitting an object causes the particles in that object to change frequency, then what changes to the particles of an object when hit? Answer choices: - Temperature - frequency - Energy. - volume - molecules - density - energy - heat energy
Answer: frequency

Question: If carbohydrates that aren't used in the body will be stored, then what happens to carbohydrates that aren't used? Answer choices: - Dehydration - They may not survive. - Decrease bodily water - uncontrolled - adding heat - They're stored - sweating - it needs them
Answer:
They're stored