Q: Momentum is a vector quantity that has the same direction as what? Choices: - object energy - initial speed - inertia - object ' s velocity A:
object ' s velocity

Q: The longest period of daylight hours occurs at the beginning of what season? Choices: - winter - autumn - spring - summer A:
summer

Q: Q: What is the amorphous form of carbon prepared by the incomplete combustion of natural gas? Choices: - liquid black - dioxide black - dark black - carbon black A:
A: carbon black

Question: Q: How does deeper material cause convection in the mantle? Choices: - remains stable - folds - sinks then rises - rises then sinks A:
Answer: rises then sinks

*Question*
Q: Where is chlorine gas produced? Choices: - in the nucleus - carbon cycle - epidermis - at the anode A:
**Answer**
at the anode

Q: Q: The fast motion of gas particles gives them a relatively large amount of what energy? Choices: - residual energy - Potential energy - Chemical energy - kinetic energy A:
A: kinetic energy