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True Or False Any value that is unknown or can change is a variable?
True.
Raising a fraction to higher terms does change the value of the fraction. True or false?
False.
True or false vehicle size and shape are major factors in the operational success of the system?
True
True of false Texas produces more fuel from trash than any other state in the US?
False
A ray has two endpoints true or false?
False.
Is it true or false for A Change In State Is A Physical Change?
True. A change in state, such as from solid to liquid or gas, is a physical change because the substance's chemical composition remains the same and only its physical properties, like shape or state, change.
In physical change matter cannot change its shape true or false?
False. In a physical change, matter can change its shape without changing its chemical composition. Examples include melting, freezing, and dissolving.
When water freezes it contracts true or false?
It is false. Water expands on freezing.
Changing water to ice is an example of a chemical change true or false?
False. Changing water to ice is a physical change, not a chemical change. Physical changes involve a change in state or appearance without changing the chemical composition of the substance.
True or false the temperature of a substance changes during a change in state?
False. The temperature of a substance remains constant during a change in state until all of the substance has completed the phase change.
Water can change from one state to one state to another true or false?
True. Water can change from a solid state (ice) to a liquid state (water), and from a liquid state to a gaseous state (steam) depending on the temperature and pressure conditions.
True or False Sublimation is a change from solid to gas?
True. Sublimation is the process by which a substance goes from a solid state directly to a gas state without passing through the liquid state.
True Or False Any value that is unknown or can change is a variable?
True.
Is it true or false that frozen water melts?
True. Frozen water, or ice, melts when it is exposed to temperatures above its freezing point (0°C or 32°F). This causes its molecular structure to break down, transitioning it back into a liquid state known as water.
A change in one or more of the patients vital signs may indicate a change in general health true or false?
true?
State true or false Hydrogen is insoluble in water?
False False False FalseFalse
True or False Collective behavior is a state of mind?
False
