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physical, there is nothing going on but friction, which causes heat, which causes fire.All three are physical.
A physical change is any sort of change in an object's physical appearance or physical state of being.Some examples of physical changes include:freezing a glass of watercutting wooddropping plates, or cupschopping fruits or vegetablestearing paperbreaking itemschewing pencilspeeling potatoes
change in voice, pubic hair, and scrotum getting bigger
Physical changeschemical changesYou must understand that matter can be in any one of three PHYSICAL states, liquid, solid or vapor ( a gas ).Changing physical states is not a chemical change, but a direct result of heat or cold application.
two effects is that it can cause a drought when there is no rain and it can cause a flood when there is too much rain.....
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physical, there is nothing going on but friction, which causes heat, which causes fire.All three are physical.
Three clues of chemical change : a gas , light, solid, color. JoJo
three physical changes of making a s'more would be breaking the chocolate, breaking the crackers, and chewing the s'more when it's in your mouth.
A physical change is any sort of change in an object's physical appearance or physical state of being.Some examples of physical changes include:freezing a glass of watercutting wooddropping plates, or cupschopping fruits or vegetablestearing paperbreaking itemschewing pencilspeeling potatoes
change in voice, pubic hair, and scrotum getting bigger
tension versibilty and buyanancy , freezing and melting
Physical changeschemical changesYou must understand that matter can be in any one of three PHYSICAL states, liquid, solid or vapor ( a gas ).Changing physical states is not a chemical change, but a direct result of heat or cold application.
Pressure, heat, & erosion. There are chemical, physical, and biological changes.
when a physical change happens the substance is not chemically change only its state of matter has changedMelting, Freezing, Deposition, Sublimation, Condensationand Evaporation
A substance can take on three physical states: Solid, liquid, or gas. The main physical changes from a thermodynamic standpoint are the amount of entropy(disorder) of the molecules of the substance. Density, temperature, volume are also characteristically different at each physical state and can be used to manipulate compounds between the three.
From personal experience: Puppy: every hour Adult dog: every three-four hours