5. What state change occurs when matter changes its state from gas to solid without passing the liquid state? a. melting b. sublimation c. evaporation d. deposition
Answer⇒ b. sublimation
This is the process in which a gas changes directly to a solid without going through the liquid state. It occurs when gas particles become very cold.
6. The atoms of an element that has different numbers of neutrons in the nucleus are called a. protons b. electrons cions d. isotopes
Answer⇒ d. isotopes
Atoms of the same element that contain the same number of protons, but different numbers of neutrons, are known as isotopes.
#LetsStudy
