Q: What is corrosive mixture is formulated by the combination of water, air and sulfur? Choices: - nitric acid - sulfuric water - hydrochloric acid - sulfuric acid A:
sulfuric acid

Q: All atoms of the same element have the same number of what? Choices: - electrons - molecules - charge - protons A:
protons

Q: Q: Knees and elbows are examples of what part of the skeletal system? Choices: - cartilage - muscles - nerves - joints A:
A: joints

Question: Q: What is the name of the process in which both the system and its environment can return to exactly the states they were in by following the reverse path? Choices: - conductive process - Remote process - Different Process - reversible process A:
Answer: reversible process

*Question*
Q: What forms in the ocean from the seafloor spreading? Choices: - underwater volcanoes - tsunamis - earthquakes - new oceanic crust A:
**Answer**
new oceanic crust

Q: What type of chloride is a non-volatile material, but does not dissolve in water? Choices: - pink chloride - yellow chloride - lead chloride - silver chloride A:
silver chloride