A Study Guide for Chapters 2-4 for Science
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| True or Flse: Physical changed change the identity of the matter involved. | show 🗑
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| What are characteristic properties? | show 🗑
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| Can you observe physical properties without changing the identity of the substance? | show 🗑
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| Which are harder to observe- Chemical Properties or Physical Properties? | show 🗑
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| show | A substance changes chemical properties
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| What are some common signs of chemical changes? | show 🗑
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| show | Yes
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| show | No
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| Which type of change can be easily reversed? | show 🗑
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| Matter has ___ which is used to measure ___ which tends to resist any change in ___ | show 🗑
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| Matter has ___ which is used to measure ___ which is the force on an object due to ___. | show 🗑
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| Matter has ___ which is expressed in SI units such as ___ and ___. | show 🗑
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| show | A physical form in which a substance can exist
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| What are the four different states of matter? | show 🗑
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| What is matter made up of? | show 🗑
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| show | Atoms and molecules
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| show | A state of matter that has a definite shape and volume
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| In solids, why don't the particles overcome the attractions between them? | show 🗑
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| Each particle in a solid ___ in place and is locked in place by the ___ around it. | show 🗑
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| What are the two kinds of solids? | show 🗑
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| show | A very orderly. three-dimensional arrangement of particles.
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| What are some examples of crystalline? | show 🗑
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| show | Particles that don't have a special arrangement
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| show | Glass, rubber, and wax
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| show | The state of matter that has a definite volume but takes the shape of its container
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| Do particles in a liquid move fast enough to overcome some of the attractions betweem the,? | show 🗑
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| show | It is the force that acts on the particles of the surface of a liquid
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| What is viscosity? | show 🗑
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| show | A state of matter that has no definite shape or volume
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| How do the particles move in gases? | show 🗑
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| What can gas particles easily do? | show 🗑
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| show | False
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| show | A measure of how fast the particles in an object are moving
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| If something has a high energy, how are the particles moving? | show 🗑
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| show | The amount of space that an object takes up
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| show | The amount of force exerted on a given area of surface
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| show | The number of time the particles of a gas hit the inside of their container
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| Boyle's Law states what? | show 🗑
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| show | That for a fixed amount of gas at a constant pressure, the volume of the gas changes in the same way that the temperature of the gases changes
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| What is a change of state? | show 🗑
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| show | The identity of the substance
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| show | The amounts of energy
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| To change a substance from one state to another, you must what? | show 🗑
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| show | It is the change of state from a solid to a liquid
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| When energy is added to an object, what is increased, and what moves faster because of this? | show 🗑
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| The certain temperature at which a certain solid will melt is called its what? | show 🗑
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| show | Overcome some of their attractions to each other
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| show | Endothermic, because energy is gained by the substance as it changes state
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| show | The change of state form a liquid to a solid
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| What is the temperature at which a liquid changes to a solid called? | show 🗑
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| For an object to freeze, what must overcome the motion of the particles? | show 🗑
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| show | Exothermic, because energy is removed from the substance as it changes state
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| What is evaporation? | show 🗑
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| What occurs at the surface of a liquid that is below its boiling point? | show 🗑
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| What is a change of a liquid to a vapor thorugh the liquid? | show 🗑
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| What is vapor pressure? | show 🗑
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| show | The temperature at which a liquid boils
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| show | The weight of the gases that make up the atmosphere
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| show | Sea level
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| What is condensation? | show 🗑
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| show | The temperature at which a gas becomes a liquid
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| Is condensation endothermic or exothermic, and why? | show 🗑
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| show | The change of state in which a solid changes directly into a gas
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| Is sublimation endothermic or exothermic? | show 🗑
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| show | Matter
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| What is volume? | show 🗑
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| show | Meniscus
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| show | A measure of the amount of matter in an object
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| show | Weight
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| What is inertia? | show 🗑
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| What is a characteristic of a substance that does NOT ivolve a chemical change? | show 🗑
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| What is density? | show 🗑
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| show | A physical change
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| What is a chemical property? | show 🗑
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| show | Newton
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| What is a chemical change? | show 🗑
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| What are any pieces of information acquired through observation or experimentation? | show 🗑
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| show | The process of obtaining information by using the senses
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| What is a testable idea or explanation that leads to scientific investigation? | show 🗑
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| What is a theory? | show 🗑
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| What is a descriptive statement or equation that reliably predicts events under certain conditions? | show 🗑
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