Q: Forces which cause objects to turn around continuously in a circle are known as? Choices: - frictional forces - tension forces - hydrodynamic forces - centripetal forces A:
centripetal forces

Q: Where are the two tonsils located? Choices: - sinus - nose - tooth - throat A:
throat

Q: Q: Chemical reactions always involve energy. when methane burns, for example, it releases energy in the form of what? Choices: - movement and light - light and sound - heat and movement - heat and light A:
A: heat and light

Question: Q: The properties of cyclic hydrocarbons are generally quite similar to those of the corresponding open-chain compounds. so cycloalkanes (with the exception of cyclopropane, which has a highly strained ring) act very much like noncyclic alkanes. cyclic structures containing five or six carbon atoms, such as cyclopentane and cyclohexane, are particularly what? Choices: - large - reactive - small - stable A:
Answer: stable

*Question*
Q: Which mineral do native americans use to decorate items? Choices: - Tanzanite - Topaz - Amethyst - turquoise A:
**Answer**
turquoise

Q: What mammal is the most intelligent? Choices: - dog - monkey - lion - humans A:
humans