Q: What is the vector sum of all the torques acting on the object called? Choices: - critical torque - total torque - gross torque - net torque A:
net torque

Q: Zinc reacting with hydrochloric acid produces bubbles of which gas? Choices: - carbon - helium - mustard - hydrogen A:
hydrogen

Q: Most bird species display this behavior, meaning the male and female remain together for breeding for a few years or until one mate dies? Choices: - dichotomy - polygamy - isolation - monogamy A:
monogamy