Q: Q: The normal response of the respiratory system to elevated ph is to increase the amount of what in the blood? Choices: - glucose - acid - red blood cells - co2 A:
A: co2

Q: Q: Scientists perform experiments to test their hypotheses because sometimes the nature of natural universe is what? Choices: - become obvious - very obvious - this obvious - not obvious A:
A: not obvious

Q: Q: What are the ice crystals that form on the ground called? Choices: - snow - granules - sleet - frost A:
A: frost

Q: Q: The boiling points of liquid also correlate to the strength of which forces? Choices: - centrifugal - supramolecular - gravitational - intermolecular A:
A: intermolecular